Top Definition
An interjection normally said after a swagged up sentence.

--> ghetto term for "really"?
Thug 1 ---> Dayum, me and my patna dem just got sum 40 fo da party.
Thug 2 ---> HOTTADAYUM?!


Thug 1 (bbabbsdaboss)---> yo, just got dem fresh nikes bruh
Thug 2 ---> HOTTADAYUM
by bbabbsdaboss November 07, 2010

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