[no obj.](Law)formally make or acknowledge a transfer of something (律)承让 ■[with obj.](archaic)transfer (something) to someone else (古)转让,让与
常用词组 attorn tenant
(Law)formally make or acknowledge a transfer of tenancy (律)转租人
语源
Middle English (in the senses 'turn, change, transform'): from Old French atorner 'appoint, assign', from a- (from Latin ad 'to, at') + torner 'to turn'. The spelling with o, rather than u or ou, is due to the late Anglo-Norman French form attorner, adopted in legal use