The Collaborative International Dictionary of English v.0.48:
Prox \Prox\, n. [Cf. Proxy.] "The ticket or list of candidates at elections, presented to the people for their votes." [Rhode Island] --Bartlett. [1913 Webster]WordNet (r) 3.0 (2006):
prox adj 1: in or of the next month after the present; "scheduled for the 6th prox" [syn: proximo, prox]