billhook

weaponsA medieval polearm, fitted to a long handle, sometimes with an L-shaped tine or a spike protruding from the side or the end of the blade for tackling the opponent; a bill

An agricultural implement often with a curved or hooked end to the blade used for pruning or cutting thick, woody plants.

Written as bill-hook: a part of the knotting mechanism in a reaper-binder or baler (agricultural machinery).

Written as bill hook: a spiked hook used in offices and shops for hanging bills or other small papers such as receipts.

ornithologyWritten as bill hook: a sharply pointed spike growing from the tip of the upper mandible of the hatchlings of honeyguides, used to destroy the eggs and kill the chicks of the host species.

A cutting tool with a sharp edge

“he used a bill to prune branches off of the tree”

To use a billhook