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1.
A strange species, usually from the south. Distinguishing features include random comments and an unusually small mouth.
"....how annoyingly random is the bloke from IT? He is such a Cowley!"
by Sharon&Kel August 11, 2006
 
2.
selfish; annoying; ginger; ugly; vain without due cause;
"you're a right cowley you"
"you should be called <name> cowley"
by Professor Wyrmstrom June 07, 2006