What does "flam" mean?

Flam: A freak or whim; also, a falsehood; a lie; an illusory pretext; deception; delusion. [Obs.] A perpetual abuse and flam upon posterity. South.

Additional senses

  1. 2.To deceive with a falsehood. [Obs.] God is not to be flammed off with lies. South.

Sources