suck tits

vulgar slang "Tits" is a slang term for breasts.

1. To be remarkably bad, unpleasant, disappointing, or upsetting. Well, that movie sucked tits. I wish I could get my money back! Yeah, I heard that class sucks tits, so I'm taking an Intro to Chemistry course instead.

2. Used as a caustic, forceful expression of anger, dismissal, or rejection. A: "You're a real asshole!" B: "Yeah, well, you can suck tits!" I heard Tom told the boss to suck tits, and then he stormed out of the office. Guess we won't be seeing him again.