having the property of adhering, as glue; adhesive.

covered with adhesive or viscid matter

sticky hands.

(of the weather or climate) hot and humid

It was an unbearably sticky day.

requiring careful treatment; awkwardly difficult

a rather sticky diplomatic problem; Breaking the news is going to be sticky.

Informal . unpleasant; unfortunate; nasty

The villain of the story meets a sticky end.

one of a number of small sheets of paper on a pad, each having an adhesive backing that allows it to be positioned and repositioned on smooth surfaces.