Detailed description and alternate definitions of the word 'gallant':

Courteously attentive especially to women; chivalrous.

Unflinching in battle or action; valiant.

A woman's lover; a paramour.

Nobly or selflessly resolute.

Flirtatious; amorous.

To play the gallant.

To woo or pay court to (a lady).

A man courteously attentive to women.

A fashionable young man.

Smartly or boldly stylish; dashing.

Stately; majestic.
Synonyms of word 'gallant' :

beau

fashion plate

majestic

clotheshorse

chivalrous

fop

knightly

dude

swell

proud

sheik

dandy

squire

dashing

lofty