60+ Funny Email Sign-Offs (By Category) | MailMaestro

You’ve written the email. The message is done, the tone is right, and then you hit the sign-off and freeze. “Best regards” feels stiff for a friend on your team. “Thanks” feels like nothing at all.

A funny sign-off fixes that gap. It tells the recipient you’re a real person, not a mail merge. Robert Half found that 73% of senior managers see humor as a sign of how well someone fits into a company’s culture, and most professionals say they’re more likely to reply to an email with a lighter tone.

The trick is knowing which joke fits which relationship. Below are more than 60 funny email sign-offs sorted by exactly when to use them, and just as important, when to leave them out.

Why a funny sign-off works (and when it backfires)

Humor in a sign-off works when it matches three things: your relationship with the reader, the industry you’re both in, and the moment the email lands in. A joke that kills with a teammate you’ve known for years can read as odd, or even unprofessional, to someone you’re emailing for the first time.

The categories below are grouped by exactly that: who you’re writing to and what’s safe to say. Each one comes with a quick read on when to use it and when to reach for something else instead.

Casual and lighthearted sign-offs

Use these when: Use these with colleagues, teammates, or friends you talk to often. They're relaxed without crossing into anything that needs explaining.

Skip them when: Skip them on a first email to a client, or anything headed up the chain to someone you don't know yet.

• Stay awesome!
• Catch you on the flip side!
• Later, gator!
• High fives, see you tomorrow.
• Take care, and don't forget to smile.
• Peace out!
• Keep rocking!
• Don't do anything I wouldn't do.

Witty and sarcastic sign-offs

Use these when: Use these with people who share your sense of humor and have seen you be sarcastic before.

Skip them when: Skip them with anyone you don't know well, or in any email that might get forwarded to someone outside the joke.

• May the odds be ever in your favor.
• Signing off before I say something I shouldn't.
• Over and out, captain.
• Best regards, as if there's another kind.
• Good luck with that.
• Keep calm and email on.
• May your inbox be ever empty.
• Please disregard if I make no sense. It's Monday.

Professional but playful sign-offs

Use these when: Use these with clients or managers you've worked with for a while. They keep the polish but add a little personality.

Skip them when: Skip them on the first email to a new client or executive. Earn the familiarity first.

• Best regards, but only if you reply.
• Looking forward to your reply. Seriously, I am.
• Until next time, don't work too hard.
• Wishing you fewer emails in your inbox.
• Cheers, and no, not the show.
• Yours in professionalism, and humor.
• Hoping for a reply faster than my last coffee order.
• Wishing you a genuinely email-free weekend.

Pop culture and Gen Z sign-offs

Use these when: Use these with younger teams, casual internal threads, or anyone in a marketing or creative role who'll get the reference.

Skip them when: Skip them if there's any chance the recipient won't recognize it. A joke that needs an explanation isn't a joke anymore.

• May the Force be with you.
• Live long and prosper.
• Yeet outta here.
• Stay woke, and caffeinated.
• On Wednesdays, we wear pink.
• Catch you on the 'Gram.
• Sending virtual high-fives.
• Skibidi outta here (use this one sparingly).

Ridiculous sign-offs, for close colleagues only

Use these when: Use these with people who already know exactly how you joke. This is the category for internal, low-stakes, no-one-else-will-read-this emails.

Skip them when: Skip them anywhere the email could be screenshotted, forwarded, or read by someone who doesn't already know you.

• Hasta la vista, inbox.
• This email will self-destruct in five seconds.
• Leaving this email faster than my Wi-Fi drops.
• Sending virtual confetti.
• With great emails comes great responsibility.
• Stay weird, always.
• See you on the other side of this thread.
• Out like a light the second this hits send.

Polite and gently funny sign-offs

Use these when: Use these almost anywhere. This is the safest bridge between funny and formal, warm without tipping into a full joke.

Skip them when: Skip nothing, really. If you're unsure which category to pick, start here.

• Kind regards, as always.
• Warm regards, and warmer coffee.
• Take care, and don't forget to breathe.
• With kindness and coffee.
• Yours truly, in email and spirit.
• Best regards, from your friendly email sender.
• With every good wish, and lots of caffeine.
• Until next time, stay caffeinated.

Passive-aggressive sign-offs, use with caution

Use these when: Use these with close colleagues who'll read the joke as a joke, not a jab. Tone gets lost in text more than you'd expect.

Skip them when: Skip them with your manager, a client, or anyone who might take the line literally instead of playfully.

• Looking forward to your response, whenever that might be.
• No rush, just been waiting a while.
• I'll assume your silence means agreement.
• Still waiting, but no pressure.
• In case you missed my last three emails.
• Your reply is as elusive as Bigfoot.
• Hoping to hear back before the next ice age.
• As always, your prompt reply is appreciated. Eventually.

Holiday and seasonal sign-offs

Use these when: Use these for end-of-year notes, holiday party invites, or anything with a festive excuse built in.

Skip them when: Skip them if the email has a deadline attached. Save the cheer for after the ask, not mixed in with it.

• Wishing you a stress-free countdown to the holidays.
• See you at the office party, if I can find the eggnog first.
• Hoping your inbox empties faster than a plate of holiday cookies.
• Merry everything and a productive new year.
• Stay warm, and check your email less than I do.
• Sending holiday cheer and zero action items.
• Wrapping up the year, and this email.
• Cheers to a quieter inbox in the new year.

Funny sign-offs for remote and hybrid teams

Use these when: Use these for async updates, Slack-adjacent emails, or teams that rarely share a physical office.

Skip them when: Skip them in onboarding emails to someone who hasn't met you yet. They need context before the joke lands.

• Waving from my kitchen table.
• Off camera, but still smiling.
• Heading back to my second monitor.
• Sent from somewhere with better Wi-Fi than the office.
• Muting myself to go make coffee.
• Logging off before my cat logs on.
• See you in the next standup.
• Working in pajama pants and proud of it.

Common mistakes with funny email sign-offs

• Using an inside joke with someone who wasn't there for it. If it needs an explanation, cut it.
• Matching the sign-off to your mood instead of your relationship with the reader.
• Reusing the same joke in every email until it stops landing.
• Adding humor to emails about deadlines, complaints, or bad news.
• Guessing at someone's sense of humor on the first email. Start formal, then loosen up once you know them.

When to skip the joke entirely

Some emails call for a straight, formal close no matter how funny your last sign-off was. Skip humor for formal first contact with a new client or executive, anything about a missed deadline or a complaint, legal or financial matters, and anything sent during a crisis or a company-wide change. In all of those, a plain “Best regards” does more for you than a joke ever could.

For everything else, the right tone for your sign-off comes down to who’s reading it and how well you know them.

If you’re not sure whether a sign-off lands right, MailMaestro reads the tone of your email and suggests a closing line that matches it. Try it free.