get in someone’s pants

get in(to) (one's) pants

vulgar slang To have sex with one. (Usually said of the intention or expectation.) I've stopped going to the clubs around town. They're just filled guys trying to get into your pants.
See also: get, pant
Farlex Dictionary of Idioms.

get in someone’s pants

verb
See get into someone’s pants
See also: get, pant
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • get into someone’s pants
  • get in(to) (one's) pants
  • get inside (someone's) pants
  • pant out
  • one-eyed pants mouse
  • one-eyed pants snake
  • poop (one's) pants
  • have hot pants
  • have hot pants for (someone)
  • have hot pants for someone