sign
nounDefinition of sign
(Entry 1 of 2)
1a
: a motion or gesture by which a thought is expressed or a command or wish made known
b
: signal sense 2a
c
: a fundamental linguistic unit that designates an object or relation or has a purely syntactic function
signs include words, morphemes, and punctuation
2
: a mark having a conventional meaning and used in place of words or to represent a complex notion
3
: one of the 12 divisions of the zodiac
4a(1)
: a character (such as a flat or sharp) used in musical notation
(2)
: segno
b
: a character (such as ÷) indicating a mathematical operation
also
: one of two characters + and − that form part of the symbol of a number and characterize it as positive or negative
5a
: a display (such as a lettered board or a configuration of neon tubing) used to identify or advertise a place of business or a product
b
: a posted command, warning, or direction
c
: signboard
6a
: something material or external that stands for or signifies something spiritual
b
: something indicating the presence or existence of something else
signs of success a sign of the times
d
: an objective evidence of plant or animal disease
7
plural usually sign
: traces of a usually wild animal
red fox sign
sign
verb
signed;
signing;
signs
Definition of sign (Entry 2 of 2)
1a
: cross sense 2
b
: to place a sign on or mark by signs
sign a trail
c
: to represent or indicate by a sign
2a
: to affix a signature to : ratify or attest by hand or seal
sign a bill into law sign a confession
b
: to assign or convey formally
signed over his property to his brother
c
: to write down (one's name)
d
: to affix one's name to
a signed review
3
: to communicate by making a sign or by sign language
4
: to engage or hire by securing the signature of on a contract of employment
—often used with up or on
1
: to write one's name in token of assent, responsibility, or obligation
signed for the packages signed with the team for one season
2a
: to make a sign or signal
b
: to use sign language
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