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1. The act of rimming
2. When something is really good, when used as rim is an adjective or verb.
Look at my new dress, it's rimmage.

I am rimming x factor right now.
by nommms October 12, 2010
Sucking ass....... its true.
Rimmage? You performed rimmage? Dirty Joe.
by Mexey Boy October 05, 2005