The Collaborative International Dictionary
Cammock \Cam"mock\, n. [AS. cammoc.] (Bot.) A plant having long hard, crooked roots, the Ononis spinosa; -- called also rest-harrow. The Scandix Pecten-Veneris is also called cammock.
Etymology 1 n. 1 The spiny restharrow, ''Ononis spinosa'', a plant with long, hard, crooked roots. 2 Venus' needle, ''Scandix pecten-veneris''. Etymology 2
n. A crooked stick, staff or club.