Emily Dickinson Lexicon

KIM'BO, or KIM'BOW, a. [probably from the Celtic cam, crooked. The Italian sghembo, crooked, awry, is from the same source.]

Crooked; arched; bent; as, a kimbo handle. – Dryden. To set the arms a kimbo, is to set the hands on the hips, with the elbows projecting outward.