Top definition
When something tastes exceptionally yummy and just saying yum isn't enough! Yumscrush is a mix between yummy and scrumptious, similar to scrummy!
Steven: hey tiffany come here and taste these pil pil prawns! They're yumscrush!!

Tiffany: mmnmmmmm yumscrush! (Slight lick of the lips)
by Tiffwairn March 17, 2013
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