Spentaz's definitions
O.M.C=Over mature child
Used to poke fun at someone who has a mature face but likes things normally associated with children or acts childishly.
Used to poke fun at someone who has a mature face but likes things normally associated with children or acts childishly.
Ben: Glenn, stop being so lame and childish, stop telling me about your adventures about you and your power ranger figurines, for god's sake, you are already 21.
Glenn: Mind your own business.
Ben:Whatever, how OMC can you get?
Glenn: Mind your own business.
Ben:Whatever, how OMC can you get?
by Spentaz September 4, 2009
Get the OMCmug.