sign

noun

1
structure displaying a board on which advertisements can be posted
the highway was lined with signboards
2
a perceptible indication of something not immediately apparent (as a visible clue that something has happened)
he showed signs of strain
they welcomed the signs of spring
3
any nonverbal action or gesture that encodes a message
signals from the boat suddenly stopped
4
a public display of a message
he posted signs in all the shop windows
5
a character indicating a relation between quantities
don't forget the minus sign
6
a gesture that is part of a sign language
7
a fundamental linguistic unit linking a signifier to that which is signified
The bond between the signifier and the signified is arbitrary"--de Saussure
8
an event that is experienced as indicating important things to come
he hoped it was an augury
it was a sign from God
9
(astrology) one of 12 equal areas into which the zodiac is divided
10
having an indicated pole (as the distinction between positive and negative electric charges)
he got the polarity of the battery reversed
charges of opposite sign
11
(medicine) any objective evidence of the presence of a disorder or disease
there were no signs of asphyxiation

1
make the sign of the cross over someone in order to call on God for protection; consecrate

Also useful for “sign”:Unscrambler— Turn loose letters into real words