Dictionary definition · beat
noun
- a regular route for a sentry or policeman"in the old days a policeman walked a beat and knew all his people by name"
- the rhythmic contraction and expansion of the arteries with each beat of the heart"he could feel the beat of her heart"
- the basic rhythmic unit in a piece of music"the piece has a fast rhythm"
- a single pulsation of an oscillation produced by adding two waves of different frequencies; has a frequency equal to the difference between the two oscillations
- a member of the beat generation; a nonconformist in dress and behavior
- the sound of stroke or blow"he heard the beat of a drum"
verb
- come out better in a competition, race, or conflict"Agassi beat Becker in the tennis championship"
- give a beating to; subject to a beating, either as a punishment or as an act of aggression"Thugs beat him up when he walked down the street late at night"
- hit repeatedly"beat on the door"
- move rhythmically"Her heart was beating fast"
- shape by beating"beat swords into ploughshares"
adjective
- very tired"was all in at the end of the day"
Source: Open English WordNet (CC BY 4.0).