[gam] n [prob. ultim. fr. Lingua Franca gamba leg, fr. It, fr. LL] (1781) slang: leg
[2]gam n [perh. short for obs. gammon (talk)] (1846) 1: a visit or friendly conversation at sea or ashore esp. between whalers
2: a school of whales [3]gam vb gammed ; gam.ming vi (1849): to engage in a gam ~ vt 1: to have a gam with
2: to spend or pass (as time) talking