You need to ctfd. Like seriously, capture the flag, dawg.
by briskae August 17, 2011
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...Dude hurry up, we're going to be late.

Bro, #ctfd

Or

...That celebrity made an offensive comment. I'm Outraged! We've got to go protest this, right now!

...Seriously, #ctfd
by radcenter November 27, 2017
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ctfd or C.T.F.D. is an acronym for "Calm the fuck down."
Amanda: "Hahahahahahahaha that's so funny!! I'm lmao!!! You're so hilarious!!! Lololol! Like seriously I can't stop laughing!"
Karl: "ctfd"
by Sallyomalley September 26, 2017
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