Weak and unconvincing; inadequate or unsatisfactory. His excuse for being late was pretty lame.
Unable to walk without difficulty as the result of an injury or illness affecting the leg or foot. The lame horse struggled to keep up with the rest of the herd.
Slang. Unfashionable, uncool, or socially inept; lacking style or popularity. He thinks my taste in music is lame, but I love those old songs.