sign off

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1. Something that suggests the presence or existence of a fact, condition, or quality: A high temperature is a sign of fever.
a. An act or gesture used to convey an idea, a desire, information, or a command: gave the go-ahead sign. See Synonyms at gesture.
b. Sign language.
a. A displayed structure bearing lettering or symbols, used to identify or advertise a place of business: a motel with a flashing neon sign outside.
b. A posted notice bearing a designation, direction, or command: an EXIT sign above a door; a traffic sign.
4. A conventional figure or device that stands for a word, phrase, or operation; a symbol, as in mathematics or in musical notation.
5. pl. sign An indicator, such as a dropping or footprint, of the trail of an animal: looking for deer sign.
6. A trace or vestige: no sign of life.
7. A portentous incident or event; a presage: took the eclipse as a sign from God.
8. Medicine An objective finding, usually detected on physical examination, from a laboratory test, or on an x-ray, that indicates the presence of abnormality or disease.
9. One of the 12 divisions of the zodiac, each named for a constellation and represented by a symbol.
v. signed, sign·ing, signs
1. To affix one's signature to: signed the letter.
2. To write (one's signature): signed her name to the contract.
3. To approve or ratify (a document) by affixing a signature, seal, or other mark: sign a bill into law.
4. To hire or engage by obtaining a signature on a contract: signed a rookie pitcher for next season; sign up actors for a tour.
5. To relinquish or transfer title to by signature: signed away all her claims to the estate.
6. To provide with a sign or signs: sign a new highway.
7. To communicate with a sign or signs: signed his approval with a nod.
8. To express (a word or thought, for example) in a sign language: signed her reply to the question.
9. To consecrate with the sign of the cross.
1. To make a sign or signs; signal.
2. To communicate in a sign language.
3. To write one's signature.
Phrasal Verbs:
sign in
1. To record the arrival of another or oneself by signing a register.
2. To log in to a website or network.
sign off
1. To announce the end of a communication; conclude.
2. To stop transmission after identifying the broadcasting station.
3. Informal To express approval formally or conclusively: got Congress to sign off on the new tax proposal.
sign on
1. To enlist oneself, especially as an employee: "Retired politicians often sign on with top-dollar law firms" (New York Times).
2. To be in agreement with something; accept or support something: a senator who signed on to the president's tax policy.
3. To start transmission with an identification of the broadcasting station.
sign out
1. To record the departure of another or oneself by signing a register.
2. To log out of a website or network.
sign up
To agree to be a participant or recipient by signing one's name; enlist: signed up for military service; signing up for a pottery course.

[Middle English signe, from Old French, from Latin signum; see sekw- in Indo-European roots.]

sign′er n.

sign off

vb (adverb)
1. (Broadcasting) (intr) to announce the end of a radio or television programme, esp at the end of a day
2. (Bridge) (intr) bridge to make a conventional bid indicating to one's partner that one wishes the bidding to stop
3. (tr) to withdraw or retire from (an activity)
4. (Commerce) (often foll by : on) to give final approval to (a decision or action)
5. (Medicine) (tr) (of a doctor) to declare (someone) unfit for work, because of illness
6. (Social Welfare) (intr) Brit to terminate one's claim to unemployment benefit
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.sign off - cease broadcasting; get off the air; as of radio stations
broadcast medium, broadcasting - a medium that disseminates via telecommunications
cease, discontinue, lay off, quit, stop, give up - put an end to a state or an activity; "Quit teasing your little brother"

w>sign off

vi (Rad, TV) → sich verabschieden; (in letter) → Schluss machen
vi +prep obj to sign off (the dole) (Brit) → eine Arbeit aufnehmen
References in classic literature ?
I'll sign the articles that I'm to sign off in San Francisco then.
To approve the environment report for the agreement, the Castaic Lake board had to sign off on the fact that it will have ``significant'' effects on the local environment.
With the Magma software, Beceem was able to implement and sign off 30 percent faster than with conventional point-tool flows, and reduce power and area substantially.
But if you look at the language in the bill compared to what we saw before, I think it makes it worse in terms of something we would sign off on and the governor would sign off on.