To apply pressure against for the purpose of moving: push a shopping cart through the aisles of a market.
To move (an object) by exerting force against it; thrust or shove.
To force (one's way): We pushed our way through the crowd.
To urge forward or urge insistently; pressure: push a child to study harder.
To bear hard upon; press.
To exert downward pressure on (a button or keyboard, for example); press.
To extend or enlarge: push society past the frontier.
Informal To approach in age: is pushing 40 and still hasn't settled down.
Slang To promote or sell (a product): The author pushed her latest book by making appearances in bookstores.
Slang To sell (a narcotic) illegally: push drugs.
Sports To hit (a ball) in the direction toward the dominant hand of the player propelling it, as to the right of a right-handed player.
To exert outward pressure or force against something.
To advance despite difficulty or opposition; press forward.
To expend great or vigorous effort.
The act of pushing; thrust: gave the door a swift push.
A vigorous or insistent effort toward an end; a drive: a push to democracy.
A provocation to action; a stimulus.
Informal Persevering energy; enterprise.
push around Informal To treat or threaten to treat roughly; intimidate.
push off Informal To set out; depart: The infantry patrol pushed off before dawn.
push on To continue or proceed along one's way: The path was barely visible, but we pushed on.
push paper Informal To have one's time taken up by administrative, often seemingly petty, paperwork: spent the afternoon pushing paper for the boss.
push up daisies Slang To be dead and buried: a cemetery of heroes pushing up daisies.
when At a point when or if all else has been taken into account and matters must be confronted, one way or another: "We extol the virtues of motherhood and bestow praise on the self-sacrificing homemaker but when push comes to shove, we give her little recognition for what she does” ( Los Angeles Times).