v.tr. 1 a (foll. by to + infin.) command or order (a person). b (foll. by that + clause) issue instructions. 2 (often foll. by on) impose or prescribe (an action or conduct). 3 (usu. foll. by from) Law prohibit (a person) by order. enjoinment n.
[ ME f. OF enjoindre f. L injungere (as IN-(2), jungere join) ]