push up on

push up on (someone or something)

1. To shove, thrust, or press someone or something from below in order to force them or it upward. Push up on this hatch so I can access the control panel. She pushed up on me by my feet so I could get over the top of the wall.
2. slang To flirt with or attempt to seduce someone, especially when it is unwelcome or unsolicited; to hit on someone. Primarily heard in US. I told you, your girl got liquored up and started pushing up on me. I didn't so much as look at her!
See also: on, push, up
Farlex Dictionary of Idioms.

push up on something

to raise something upward; to push something up from below. Larry pushed upon the trapdoor and lifted it so he could climb out. Push up on this lever if you want the lights to get brighter.
See also: on, push, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • push up on (someone or something)
  • push up
  • thrust in
  • push (someone or something) under (something)
  • thrust into
  • thrust into (someone or something)
  • push together
  • push down
  • push
  • push away