Do a Gibson

When one becomes so increasingly sexually frustrated, he/she begins to fornicate with homeless shelters' inhabitants (most often while they sleep).

I caught that research associate doing a Gibson last night while serving food to the needy.

Do a Gibson

Never turn up to work cos ur to busy injecting heroin in newington usually

Gavin gibson at asda

doing a mel gibson

When someone has a racist or homophobic possibly drunken rant (like Mel Gibson's many racist or homophobic rants), making you want punch them.

Teddy: Sorry I can't dance it's cos I'm not a faggot!
You: Huh?! doing a Mel Gibson UGH! *PUNCH*

Sheena: Eww you're such a dirty jew!
You: Huh?! doing a Mel Gibson UGH! *PUNCH*