Definition from Wiktionary, the free dictionary
See also: balls deep
- Rhymes: -iːp
- (vulgar) With the penis fully immersed in an orifice, more often the anus or vagina than the mouth.
- I like to fuck balls-deep. If they can't take it all it's not worth the time.
- Fully committed to a situation.
- I'm balls deep into this essay, no turning back.