Noun: top banana tóp bu'na-nu
- The most important person in a group or undertaking
"The company top bananas gathered for an emergency meeting";
- kingpin, bigwig [informal]
- The leading comedian in a burlesque show
"The top banana had the audience in stitches with his witty one-liners"
Derived forms: top bananas
Type of: comedian, comic, funnyman, important person, influential person, personage