1) Hammer thrower 2) Shot put competitor 3) Shot-putter 
• (n.) One who, or that which, heaves or lifts; a laborer employed on docks in handling freight; as, a coal heaver. • (n.) A bar used as a lever.
Heav'er noun 1. One who, or that which, heaves or lifts; a laborer employed on docks in handling freight; as, a coal heaver . 2. (Nautical) A bar used as a lever. Totten. 
[n] - a workman who heaves freight or bulk goods (especially at a dockyard) 2. [n] - a bar used as a lever (as in twisting rope)
noun a bar used as a lever (as in twisting rope)