Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun rapper

2 senses of rapper

Sense 1
rapper -- (someone who performs rap music)
       => singer, vocalist, vocalizer, vocaliser -- (a person who sings)

Sense 2
knocker, doorknocker, rapper -- (a device (usually metal and ornamental) attached by a hinge to a door)
       => device -- (an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water")