to take upon one's self; to engage in; to enter upon; to take in hand; to begin to perform; to set about; to attempt.-specifically, to take upon one's self solemnly or expressly; to lay one's self under obligation, or to enter into stipulations, to perform or to execute; to covenant; to contract.-hence, to guarantee; to promise; to affirm.-to assume, as a character.-to engage with; to attack.-to have knowledge of; to hear.-to take or have the charge of.-to take upon one's self, or assume, any business, duty, or province.-to venture; to hazard.-to give a promise or guarantee; to be surety.