a person or thing that sticks.

an adhesive label.

Informal . sticker price.

something, as a problem or riddle, that puzzles or nonpluses one.

Slang . a knife, esp. one used as a weapon by a criminal.

a worker who kills animals in a slaughterhouse by piercing the jugular vein with a pointed instrument.

a bur, thorn, or the like.

of or pertaining to the sticker price of an automobile

Customers are experiencing sticker shock at the high price of new cars.

to place a sticker on.