sign is the dictionary form of signs Definition of sign
sign has definitions from the fields of law,physics,mathematics,linguistics,medicine,astronomy,religion,work,writing
1
[ noun ] a perceptible indication of something not immediately apparent (as a visible clue that something has happened)

Synonyms

mark

Examples

"he showed signs of strain" "they welcomed the signs of spring"

2
[ verb ] (writing) mark with one's signature; write one's name (on)

Synonyms

subscribe

Examples

"She signed the letter and sent it off" "Please sign here"

3
[ verb ] (law) write one's name in token of assent, responsibility, or obligation

Synonyms

ratify

Examples

"All parties signed the peace treaty" "Have you signed your contract yet?"

4
[ verb ] be engaged by a written agreement

Examples

"He signed to play the casino on Dec. 18" "The soprano signed to sing the new opera"

5
[ noun ] a public display of a (usually written) message

Examples

"he posted signs in all the shop windows"

6
[ noun ] any communication that encodes a message

Synonyms

signal signaling

Examples

"signals from the boat suddenly stopped"

7
[ noun ] structure displaying a board on which advertisements can be posted

Synonyms

signboard

Examples

"the highway was lined with signboards"

8
[ noun ] (astronomy) one of 12 equal areas into which the zodiac is divided
9
[ verb ] (work) engage by written agreement

Examples

"They signed two new pitchers for the next season"

10
[ noun ] (physics) having an indicated pole (as the distinction between positive and negative electric charges)

Synonyms

polarity

Examples

"he got the polarity of the battery reversed" "charges of opposite sign"

11
[ noun ] (medical) any objective evidence of the presence of a disorder or disease

Examples

"there were no signs of asphixiation"

12
[ noun ] a gesture that is part of a sign language
13
[ verb ] communicate silently and non-verbally by signals or signs

Examples

"He signed his disapproval with a dismissive hand gesture" "The diner signaled the waiters to bring the menu"

14
[ noun ] an event that is experienced as indicating important things to come

Examples

"he hoped it was an augury" "it was a sign from God"

15
[ adjective ] used of the language of the deaf
16
[ verb ] place signs, as along a road

Examples

"sign an intersection" "This road has been signed"

17
[ noun ] (linguistics) a fundamental linguistic unit linking a signifier to that which is signified

Examples

"The bond between the signifier and the signified is arbitrary"--de Saussure

18
[ verb ] (religion) make the sign of the cross over someone in order to call on God for protection; consecrate

Synonyms

bless

19
[ verb ] communicate in sign language

Examples

"I don't know how to sign, so I could not communicate with my deaf cousin"

20
[ noun ] (mathematics) a character indicating a relation between quantities

Examples

"don't forget the minus sign"

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