Top definition
1.when some thing is to brilliant to simply be awesome

2.when something awesome is found in a cup (usually drink)
girl: Dude this irn bru is freaking awesome!
boy:hell yea its awesomness in a cup !

girl:wow! that dress is awesome!
boy: no way that's awesomeness in a cup
by popper XD August 25, 2009
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