Colt — Defs

01 n. The young of the equine genus or horse kind of animals; -- sometimes distinctively applied to the male, filly being the female. Cf. Foal.

1.
The young of the equine genus or horse kind of animals; -- sometimes distinctively applied to the male, filly being the female. Cf. Foal. See: Foal
2.
A young, foolish fellow.
3.
A short knotted rope formerly used as an instrument of punishment in the navy.

Phrases & compounds

Colt's tooth — an imperfect or superfluous tooth in young horses.

To cast one's colt's tooth — to cease from youthful wantonness.

To have a colt's tooth — to be wanton.

02 v. i. To frisk or frolic like a colt; to act licentiously or wantonly.

1.
To frisk or frolic like a colt; to act licentiously or wantonly.[Obs.]
“They shook off their bridles and began to colt.” — Spenser.

03 v. t. To horse; to get with young.