colt /ˈkolt/
 小馬,繩,無經驗的年輕人(vt.)用繩抽打
 Colt n.
 1. The young of the equine genus or horse kind of animals; -- sometimes distinctively applied to the male, filly being the female. Cf. Foal.
 Note: ☞ In sporting circles it is usual to reckon the age of colts from some arbitrary date, as from January 1, or May 1, next preceding the birth of the animal.
 2. A young, foolish fellow.
 3. A short knotted rope formerly used as an instrument of punishment in the navy.
 Colt's tooth, an imperfect or superfluous tooth in young horses.
 To cast one's colt's tooth, to cease from youthful wantonness. “Your colt's tooth is not cast yet.” --Shak.
 To have a colt's tooth, to be wanton.
 Colt v. i. To frisk or frolic like a colt; to act licentiously or wantonly. [Obs.]
    They shook off their bridles and began to colt.   --Spenser.
 Colt, v. t.
 1. To horse; to get with young.
 2. To befool. [Obs.]
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 colt
      n 1: a young male horse under the age of four
      2: a kind of revolver