Someone with great wealth and who attracts numerous women with said wealth, derived from the word 'peso' (Mexican currency) and 'grande' (Spanish for big and/or great).
Guy 1: You'd better talk to that chick quick.
Guy 2: Why is that?
Guy 1: That 'peso grande' is about to talk to her.
Guy 2: Fuck, I wish I was 'peso grande' too.
by Moerator July 8, 2015
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