1 definition by Supermegafoxyawesomehottimes2

adj.

1. neat; trim; smart: He looked very dapper in his new suit.

2. Blaine (Warbler) Anderson (played by Darren Criss) on Glee, a member of the Dalton Academy Warblers.
Person 1: Hey have you seen Blaine on Glee?

Person 2: Yeah, he's so dapper.
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