rhythmplayer
nounUK /ˈrɪðəmˌpleɪə/
US /ˈrɪðəmˌpleɪər/
A rhythm player is someone who plays the beat or chords in a song.
The rhythm player kept the song steady while the singer sang.
OTHER MEANINGS
2. A musician who focuses on timing and groove rather than solos.
As a rhythm player, she made the whole band sound tight.
3. A device or app that plays rhythmic patterns for practice.
He practiced scales along with a rhythm player on his phone.
4. A person who keeps the beat in a game or dance.
The rhythm player clapped to help everyone stay in time.