(idiomatic, colloquial) Informal greeting roughly equivalent to How are you? or How's it going?

(cricket) Three wickets taken by a bowler in three consecutive balls.

One who goes trick-or-treating on Halloween, usually a child dressed in a costume.

To extort small treats on Halloween by implied threat of property damage or practical joke.

A form of light-hearted extortion by which children get candy on Halloween.

(informal) To work; to be successful; to solve a problem; to be sufficient or adequate to fulfill a purpose.

The practice of going house to house on Halloween evening to receive treats.

present participle of trick-or-treat

(snooker) An unconventional shot of the balls to show off or pot an otherwise impossible ball. / (video games) a type of shot, often performed with a sniper rifle, to show off a player's skill

(informal, transitive, of a person or thing) To dress or decorate in an especially fancy, elaborate, or excessive manner.