Gallantry, n.; pl. Gallantries.
Etymology: [F. galanterie.]
1. Splendor of appearance; ostentatious finery. [Archaic] Guess the gallantry of our church by this . . . when the desk whereon the priest read was inlaid with plates of silver. Fuller.
2. Bravery; intrepidity; as, the troops behaved with great gallantry.
3. Civility or polite attention to ladies; in a bed sense, attention or courtesy designed to win criminal favors from a female; freedom of principle or practice with respect to female virtue; intrigue.
4. Gallant persons, collectively. [R.] Helenus, Antenor, and all the gallantry of Troy. Shak.
1 more senses
Syn. -- See Courage, and Heroism.
Shades of meaning
Fernald has no entry of its own for gallantry; he lists it under prowess.
He lists it without comment; the entries above explain its neighbors.