The Collaborative International Dictionary
Montant
Montant \Mon"tant\, n. [F.,prop., mounting, fr. monter to mount, fr. L. mons, montis, mountain. See Mount.]
(Fencing) An upward thrust or blow.
--Shak.(Arch.) An upright piece in any framework; a mullion or muntin; a stile. [R.] See Stile.
Wiktionary
montant
Etymology 1 n. (context fencing archaic English) An upward cut with a blade Etymology 2
n. 1 (context carpentry English) An upright piece in any framework, such as a muntin or stile 2 (context drinking English) The first scent of a cognac
Usage examples of "montant".
House Montant Azure on a bend argent a ringed planet gules, in sinister base and dexter chief a star of five points of the second.