As a Noun: 1. The pattern of regular changes in different kinds of movements and sounds, especially in music. English = rhythm, beat. 2. The hitting of a surface with finger or a stick. English = tap. As a Verb or Adjective: 1. To hit a surface with your finger or a stick to get someone's attention or to show the rhythm of speech or music. English = tap, tap out; beat, beat out. 2. To have a regular pattern of changes in movement or sound, especially in music. English = (be) rhythmic, have a rhythm.