Definition of "second banana" in English

Noun

1. A comedian who plays a secondary or supporting role, especially as straight man and traditionally in vaudeville or burlesque theatre.

   • He grew disenchanted with playing second banana and never getting credit for the laughter.

2. A person who serves in a supporting, secondary, or subsidiary capacity; an assistant.

   • The plumber left his second banana behind, to finish installing my new sink.