To smack someone on the back of the head with an open hand. Derived from the trademark slap delivered by the character Leroy Jethro Gibbs to his underlings on the T.V. show N.C.I.S. To deserve a 'gibbs' or a 'gibbs-smack' the person getting it should have done something stupid, vain or dangerous.
When I found out he was cheating on his gf that was one thing; when I found out the asshat was hitting on jailbait in her favorite bar, I gave him a gibbs he'll never forget.
by shoopyou March 30, 2009
by Ems August 05, 2003
We were playing texas hold-em, and I bet a quarter. Then some jackleg pulled a gibbs and raised it a nickel. That's so ghey.
by Douchetard May 07, 2003
1. "Hey can I have a drink of your soda?"
"No way, you gibbsed my last one"
2. "I payed thirty bucks for this bag but it didn't weigh out and it was full of seeds."
"Man, it sounds like you got gibbsed."
"No way, you gibbsed my last one"
2. "I payed thirty bucks for this bag but it didn't weigh out and it was full of seeds."
"Man, it sounds like you got gibbsed."
by Ziggilus October 25, 2007
often referring to a man who enjoys wearing women's clothing
or
slang meaning homosexual male who joins a sports team, particularily a wrestling team, to be closer to fellows males without drawing suspision
or
slang meaning homosexual male who joins a sports team, particularily a wrestling team, to be closer to fellows males without drawing suspision
Wow, that kid sure is a gibbs. He had the nerve to ask to borrow my bra. Like he could even fill by bra with his measley A cups..
by houdini89 December 09, 2005
"you'd better shut up or i'll hit you in the gibbs!"
by buck February 19, 2004
A word used to acknowledge fuckboy athletes by their masogonistic mates in a way that disguises and celebrates their toxic masculinity.
Matt: *sleeps with whole swim team*
Friend: On ya, gibbs!
Friends: watch out, gibbs is on the move!
Jess: why do they call you gibbs when that's not your name?
Gibbs: ummm ... don't worry it's just a joke.
Friend: On ya, gibbs!
Friends: watch out, gibbs is on the move!
Jess: why do they call you gibbs when that's not your name?
Gibbs: ummm ... don't worry it's just a joke.
by GirlCode2022 August 04, 2023