to give in trust; to put into charge or keeping; to intrust; to consign; -- used with to, unto.-to put in charge of a jailor; to imprison.-to do; to perpetrate, as a crime, sin, or fault.-to join for a contest; to match; -- followed by with.-to pledge or bind; to compromise, expose, or endanger by some decisive act or preliminary step; -- often used reflexively; as, to commit one's self to a certain course.-to confound.-to sin; esp., to be incontinent.