gal·lant 
(gălənt)
(gălənt)adj.
1. Smartly or boldly stylish; dashing: a gallant feathered hat; cut a gallant figure at the coronation.
2.
a. Unflinching in battle or action; valiant: put up a gallant resistance to the attackers.
b. Nobly or selflessly resolute: made a gallant attempt to save her friend's reputation.
3. Stately; majestic: a gallant ship.
4.
a. Courteously attentive especially to women; chivalrous.
b. Flirtatious; amorous.
n. (gə-lănt, -länt, gălənt)
1. A fashionable young man.
2.
a. A man courteously attentive to women.
b. A male lover, especially one who is courteously attentive.
v. (gə-lănt, -länt) gal·lant·ed, gal·lant·ing, gal·lants
v.tr.
To woo or pay court to (a lady).
v.intr.
To play the gallant.
[Middle English galaunt, from Old French galant, present participle of galer, to rejoice, of Germanic origin; see wel-1 in the Appendix of Indo-European roots.]
gallant·ly adv.