American English

Definition of sign verb from the Oxford Advanced American Dictionary



    Verb Forms present simple I / you / we / they sign
    he / she / it signs
    past simple signed
    -ing form signing
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    your name
  1. 1[intransitive, transitive] to write your name on a document, letter, etc. to show that you have written it, that you agree with what it says, or that it is genuine Sign here, please. sign something Sign your name here, please. You haven't signed the letter. to sign a check The treaty was signed on March 24. The player was signing autographs for a group of fans. see also cosign
  2. contract
  3. 2[transitive, intransitive] to arrange for someone, for example a sports player or musician, to sign a contract agreeing to work for your company; to sign a contract agreeing to work for a company sign somebody The team has just signed a new pitcher. sign for something He signed for the team yesterday. sign with something The band has signed with a new label.
  4. for deaf person
  5. 3[intransitive, transitive] to use sign language to communicate with someone She learned to sign to help her deaf child. sign something An increasing number of plays are now being signed.
    noun the signers of the petition signers communicating information to deaf people
  7. Idioms
    signed and sealed, signed, sealed, and delivered
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    definite, because all the legal documents have been signed
    sign on the dotted line (informal)
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    to sign a document to show that you have agreed to buy something or do something Just sign on the dotted line and the car is yours.
    sign/take the pledge (old-fashioned)
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    to make a promise never to drink alcohol
    Phrasal Verbssign somethingawaysign for somethingsign in/outsign offsign somethingoffsign off on somethingsign somethingover (to somebody)sign up/onsign up (for something)sign up to something
See the Oxford Advanced Learner's Dictionary entry: sign