n. A bar to which heavy discs are attached at each end; -- it is used for weightlifting exercises. [ WordNet 1.5 ]
a. [ See 1st Barb. ] (Bot.) Having short, stiff hairs, often barbed at the point. Gray. [ 1913 Webster ]
a. (Bot.) Barbellate with diminutive hairs or barbs. [ 1913 Webster ]