When someone, normally a guy is very horny, hyper, trying to get with someone constantly, not satisfied with one girl, not satisfied with no girls. attempts to show of to his male mates
That guy from wales is so testosteroney!
by FBJ March 17, 2009
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When a guy cares way too much about his masculinity.
Ugh. Wilson is so testosteroney.
by mcnuggetdestroyer January 2, 2018
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