1. Tweedle-dee - Noun
2. Tweedle-dee - Proper noun
Tweedle-dee
A fictional little fat man who is the twin brother of Tweedle-dum and appears in multiple artistic works, including certain nursery rhymes and Lewis Carroll's Through the Looking-Glass.
Tweedle-dee (plural Tweedle-dees)
One of a pair (the other of the pair being Tweedle-dum) of nominally different (often: but practically identical) things.