签订qiāndìngTop 3000Meanings1. to agree to and sign (a treaty etc)Characters used签to sign订to agreeExamples1明明míngmíng签订qiāndìng了le互不侵犯hùbùqīnfàn条约tiáoyuē，竟然jìngrán还hái来lái攻击gōngjī我们wǒmen。They still attacked us, despite clearly agreeing to sign the non-aggression pact.