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1. A commonly used exclamation with many variations.
Usually used when something unexpected happens, eg. something dropping from the table. Variations include words like abablah, adablah and such.

2. A retard talking.
1. -after the spoon drops from the table-
shaun : uderblah! (while fumbling with the spoon)

2. retard : aba aba uderblah?
by sfhuocrkt July 11, 2009

Words related to uderblah

exclamation rambling retard sudden talk