Lips

pay lip service

Meaning: to agree by word of mouth only

Example: He paid lip service to the cause, but he hasn't lent a hand yet. Read on

stiff upper lip

Meaning: to be brave in the face of adversity

Example: Throughout the funeral of her parents, Mary kept a stiff upper lip. Read on

tight-lipped

Meaning: unwilling to speak about an event

Example: When it came the time for him to share stories of this conquests, he became strangely tight-lipped. Read on

button your lip

Meaning: to stop speaking

Example: "His continuous talking makes me wish he could button his lip." Read on

none of your lip

Meaning: to ask someone to stop speaking

Example: You have broken the window panes while the mother is not home now. I want none of your lip, and you will help me clean this out before she is back. Read on

zip your lip

Meaning: to stop talking

Example: Why don't you just zip your lip, I am tired of being nagged all morning. Read on