Top Definition
Without warning; unpredictably.
And all of a sudden, she started stripping!
by Daff December 20, 2006

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What you say when your bruh makes a change that is contradictory to what he previously stated due to the influence of others.
Bruh 1: "Man, those shoes you got on are ugly"
(Sees a picture of Kanye wearing them")
"Yo, looks like we got the same kicks, Lets take a pic!"
Bruh 2: "All of a sudden fam"
by brownguy98 April 05, 2016

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