Yes, it's like awesome but with an m in it. Now, the m has three lines pointing down, each line representing a level of coolness. Given there are three lines, this is coolness cubed which means that the awesomeness of the person in question is drastically increased.
Or it could be a typo and we're all just being overtly facetious...Who can tell?
TPBM has read something truly enjoyable over the course of the past week.