Top Definition
: look out , watch out, move out of the way
The man watched the piano falling from the sky about to land on a lad in the street, he yelled to the lad "HEY UP!" in which the fellow moved out of the way.
by Ashley theresa terri January 30, 2007

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A derivation of Ay-Up, used by those attempting to exhibit the common touch, when clearly a paid up memebr of the Habitat visiting middle class. See also mockney
Hey Up my mallard as opposed to
ay up me duck
by bill bennett January 09, 2004

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