For fuck it! 

When you're in the middle of saying "for fuck sake" but give up entirely.

A:"This job has just went from hard to impossible."

B:"For fuck it! Im going home."

For fuck it! by willums June 11, 2015

For the fuck of it 

For no particular reason; just cause.

Guy 1: Bro, why are u buying that expensive controller when you don't even play your Xbox?

Guy 2: Lol just for the fuck of it, this controller is nice as hell!

For the fuck of it by LowkeyLousy August 21, 2017

just for the fuck of it 

For no particular reason; for the sake of it.

James: dude why are you dressed like Grim Reaper, it's not Halloween anymore
John: idk, just for the fuck of it

just for the fuck of it by vejtics November 27, 2019

For the fuck of it 

Same as "Just because", or rather similar to "Fuck you, that's why!" when used as a response

"Just doin' it for the fuck of it, I don't care if I win this competition"
"Why are you upgrading your PC again? Is it slow already?" - "Nah bro, just for the fuck of it. The upgrade bug is biting me in the ass again"

For the fuck of it by DJ Blowback January 15, 2019

fuck it for now 

a phrase used when you need to do something important but decide to do something unimportant instead.

fuck it for now

fuck it for now by david hagen March 1, 2011

For the fuck of it 

With the intent, or hope, of getting laid.

Guy One: Dude, why are you going out with that girl? She's mad weird.
Guy Two: You know man, just for the fuck of it.
Guy One: Word.

For the fuck of it by ChargeItUp2 September 18, 2006