shoot from the lip

bite one's lip

To forcibly prevent oneself from speaking, especially in order to avoid saying something inappropriate or likely to cause a dispute.

button one's lip

To remain silent, especially in order to keep a secret or to avoid saying something inappropriate.

fat lip

A swelling on the lip, especially one resulting from a punch or other blow.

give lip

To speak to someone rudely or without respect.

lip service

Promising but empty talk; words without action or intention.

loose lip

The practice or characteristic of being overly talkative, especially with respect to inadvertently revealing information which is private or confidential.

shoot 'em up

A piece of media which depicts considerable gunplay.

shoot down

To criticize (a request) to the point of preclusion.