'Proximo' definitions:

Definition of 'proximo'

From: WordNet
adjective
In or of the next month after the present; "scheduled for the 6th prox" [syn: proximo, prox]

Definition of 'Proximo'

From: GCIDE
  • Proximo \Prox"i*mo\ [L., on the next, abl. of proximus next.] In the next month after the present; -- often contracted to prox.; as, on the 3d proximo. [1913 Webster]