noun a fool, a silly or irrational person: It’s him, the bam that’s in there...he was told not to sleep with his brothers after being away wi that other bam. 20-.
adjective foolish, sillyShe always had such bam ideas. 20-. etymology: Scots, from the now obsolete English bam or bamming ‘play a trick on a person’, ‘bamboozle’; attested by JS, ET and BW also attested in Shelta; form balm attested by SR note:
Lexicon Balatronicum (1811) defines bam as follows: To impose on any one by a falsity; also to jeer or make fun of any one