\Bam\ (b[a^]m), n. [Prob. a contr. of bamboozle.]
An imposition; a cheat; a hoax. --Garrick.
      To relieve the tedium, he kept plying them with all
      manner of bams.                          --Prof.
                                               Wilson.

\Bam\, v. t.
To cheat; to wheedle. [Slang] --Foote.