sign on

verb

Definition of sign on

  1. intransitive verb
  2. 1 :  to engage oneself by or as if by a signature signed on to the new project

  3. 2 :  to announce the start of broadcasting for the day

sign–on

play \ˈsī-ˌnȯn, -ˌnän\ noun

1879

First Known Use of sign on

1879



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