Top definition
(pronounced sill-a-bub)
A silly or hyperactive person or thing acting in a different manner to usual.
Oh my gosh look at that person over there they're being such a syllabub.
by Ink-Shuz November 07, 2008
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug