noun, technical - a device or a part of a machine consisting of a bar or wheel with a set of angled teeth, allowing motion in one direction only, used in tools or mechanisms
adjective - confined to bed because of illness or incapacity
noun - a line of mobile phones developed by Apple
noun - a member of a motorcycle gang (Autralian informal)
adjective - made from or containing multiple types of grains
noun - a temporary leave of absence from military duty