a removable or hinged cover for closing the opening, usually at the top, of a pot, jar, trunk, etc.; a movable cover.

an eyelid.

a restraint, ceiling, or curb, as on prices or news.

Slang . a hat, cap, or other head covering.

(in mosses)

the cover of the capsule; operculum.

the upper section of a pyxidium.

Slang . one ounce of marijuana.

to supply or cover with a lid. ?

blow or flip one's lid, Slang . to lose control

esp. to rage hysterically

He nearly flipped his lid over the way they damaged his car. Also, flip one's wig.

blow the lid off, Informal . to expose to public view, esp. to reveal something scandalous, illegal

etc.

noun

cap , cover , hood , roof , top , curb , limit , maximum , plug , restraint