Dropped The Bar - Thick Dictionary

Drop A Bar

drop a bar is to give a rap bar (line) from your supposed "best" rapper.

Of course a bar has to have entendres, metaphors.

Bardigang: This is a great song. Cardi can rap circles around Nicki Minaj.

Barbz: Drop a bar

Bardigang: ...

Barbz: it's quiet. ain't no back talk