He is drawing a line in the sand. He will no longer tolerate certain actions or very firmly saying no.
gravity
Friction.
gravity
gravity
Inertia
Put your foot down is an idiom that expresses several things.1. Go faster because we are lateor2. You have made adecision that cannot be changed
It can be. It can also be a literal command to place one foot in front of the other and walk forward. As an idiom, it means to take small steps in order to reach a goal.
Vrrrrrrroommm If the driver puts his foot down. Brrrr-clunk-rrrrr-clunk-rrrrrrrrr With added gear changes.
He is flirting and making a pass at you.
simile
"Dunoo" Alex Rider. MI6
when meeting new people, put your best foot forward