lie with

Be decided by, dependent on, or up to. For example, The choice of restaurant lies with you. Starting about 1300 this phrase meant "to have sexual intercourse with," a usage that is now obsolete. [Late 1800s]

The verb has one meaning:

Meaning #1: have sexual intercourse with
  Synonyms: love, make out, make love, sleep with, get laid, have sex, know, do it, be intimate, have intercourse, have it away, have it off, screw, fuck, jazz, eff, hump, bed, have a go at it, bang, get it on, bonk