Top Definition
When someone you know is about to have their life permantly, or for a very long time, ruined and you do nothing to prevent it or if anything you encourage it.
Girl: Oh I'm really happy
Guy thinking: Haha, her new friends will grimfuck her very badly
by Toothpaste Salad January 21, 2009
When someone nods yes with a smile and then turns around to ignore everything they just agreed to do.
BOSS: Hi Bill! You get those TPS reports filed by Friday. We have a serious audit coming up next week and need it done.
BILL: Sure thing, boss! *smiles* *grins*

1 week later:

BOSS: Bill? Where the fuck are the TPS reports?! We're being fined by the SEC! You stood there and grimfucked me last week!
by Protonix September 03, 2016
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×