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1.
Badass motherfucker.
See that guy, he's such a McConkey...
Yeah, he must be headboy or something!
by Boom12345 July 20, 2011
 
2.
The word to describe tight fisted individuals that get paid too much to do their job but still find an excuse not to spend any, even on their self
Bob: Go on fella, get the beers in, i got the last 18 rounds
John: F#@k off i bought you a pint last month
Bob: You tight fisted McConkey!!
by Will_I_Am June 02, 2012