Begem \Be*gem"\, v. t. [imp. & p. p. {Begemmed}; p. pr. & vb. n. {Begemming}.] To adorn with gems, or as with gems. [1913 Webster] Begemmed with dewdrops. --Sir W. Scott. [1913 Webster] Those lonely realms bright garden isles begem. --Shelley. [1913 Webster]