■ noun
1》 a long, narrow cut or depression in a hard material.
↘a spiral track cut in a gramophone record, into which the stylus fits.
2》 an established routine or habit.
3》 informal a rhythmic pattern in popular music or jazz.
■ verb
1》 make a ~ or ~s in.
2》 informal dance to or play popular music or jazz.
↘enjoy oneself.
Phrases
in (or into ) the ~ informal
1》 performing confidently.
2》 enjoying oneself, especially by dancing.
Derivatives
~d adjective
~r noun
Origin
ME (denoting a mine or shaft): from Du. groeve 'furrow, pit'; related to grave 1 .