to ride a quad bike

(letterpress typography) A blank metal block used to fill short lines of type. / (printing slang) A joke used to fill long days of setting type.

(letterpress typography, transitive, intransitive) To fill spaces in a line of type with quads. Also quad out.

(law, medicine, uncountable) The practice of fraudulent medicine, usually in order to make money or for ego gratification and power; health fraud.

(computing) Initialism of Qt framework.

Abbreviation of quart. / (slang) Abbreviation of quiet. Used in the expression on the Q.T., meaning secretly or in confidence. / (slang) Quality time.

(slang) Alternative spelling of cutie

A small off-road four-wheeled powered vehicle, especially of a design derived from a motorcycle, usually used for recreation or farm work.

(basketball) The achievement of a two-digit number of any four of points scored, assists, rebounds, blocks, or steals in a single game.

plural of qualification