1. The tuft of hair growing behind the pastern joint of horses; the part where it grows.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• flatlock,
• matlock,
• dealock,
• frolock,
• dedlock,
• potlock,
• wetlock,
• detlock,
• fetlick,
• fetlok,
• ffetlock,
• feetlock,
• fettlock,
• fetlockk,
• Teglock,
• fetlox,
• Flerlock,
• Westlcock,
• Westlcok,
• Feeloup

• fetology,
• flock.

The adjective form of the word "fetlock" is "fetlocked".

The plural of the "fetlock" can be the "fetlocks".

The singular of the "fetlock" can be the "fetlock".