1. 签字移交：sign on the dotted line 在虚线上签字; [转]接受既成事实 | sign over 签字移交 | sign up [美口]签字应征[参加]; 签约承担义务(for)

2. [大学]v. 签到, 记录到达时间, 签收：[大学]开始广播;签到,签订受雇合同 sign in | [大学]v. 签到, 记录到达时间, 签收 sign over | 签字移交 percent sign

verb

1. formally assign ownership of

e.g. She signed away her rights

Synonym: sign away