heelpost

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. The post to which a door or gate is hinged.

Century Dictionary and Cyclopedia

1. n. The outer post in the stall-partition of a stable.
2. n. Nautical, the post which supports, at the outer end, the propelling-screw of a steam-vessel.
3. n. The hanging-post or hanging-stile of a door.
4. n. The quoin-post of the gate of a lock.

Wiktionary

1. n. nautical The post supporting the outer end of a propeller shaft.
2. n. carpentry The post to which a gate or door is hinged.
3. n. The quoin post of a lock gate.

GNU Webster's 1913

1. n. (Naut.) The post supporting the outer end of a propeller shaft.
2. n. (Carp.) The post to which a gate or door is hinged.
3. n. (Engineering) The quoin post of a lock gate.