Cog \Cog\, v. t. [imp. & p. p. Cogged; p. pr. & vb. n. Cogging.]

[Cf. W. coegio to make void, to beceive, from coeg empty, vain, foolish. Cf. Coax, v. t.]

1. To seduce, or draw away, by adulation, artifice, or falsehood; to wheedle; to cozen; to cheat. [R.]

I'll . . . cog their hearts from them. --Shak.

2. To obtrude or thrust in, by falsehood or deception; as, to cog in a word; to palm off. [R.]

Fustian tragedies . . . have, by concerted applauses, been cogged upon the town for masterpieces. --J. Dennis

To cog a die, to load so as to direct its fall; to cheat in playing dice. --Swift.

Source: Webster's Revised Unabridged Dictionary (1913)