싱글

Ideophone

 * 1) while grinning once

Derived terms

 * : to smile grinningly, sweetly
 * : to smile grinningly, sweetly
 * : to smile grinningly, sweetly
 * : to smile grinningly, sweetly
 * : to smile grinningly, sweetly

Etymology 2
From.

Noun

 * 1)  a single person; a person without a romantic partner
 * 2)  single

Usage notes
Sense #1: is much more common.