The waxing moon, during the period between new moon and full. Also figurative.

(Chiefly Heraldry.) The moon in her increment, represented as a crescent with the horns towards the dexter side. (Opposed to decrescent.)

(a) the moon as it appears with a quarter of its face illuminated, a crescent moon; (b) a time when the moon is at its first or last quarter (see…

A figure or object shaped like a crescent moon; (occasionally) the crescent moon itself.

With reference to form only (without implication of cutting or piercing). Ending in an angle, pointed, peaked. sharp moon: the crescent moon. crooked…

the crescent moon (cf. 2b).