To engage in graft, bribery, or corrupt dealings; to obtain or distribute money dishonestly in politics.
From 'boodle' plus the suffix '-ize' (to make or cause to be), creating a verb form meaning to engage in boodle activities. This American political slang emerged in the 19th century.
The verb form 'boodleize' made corruption an active, describable crime—reformers could now say 'they are boodleizing' rather than vaguely complaining about dishonesty, making political corruption harder to hide behind euphemisms.
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