The noun sign has 11 senses (first 9 from tagged texts)
1. (19) sign, mark -- (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")
2. (5) sign -- (a public display of a (usually written) message; "he posted signs in all the shop windows")
3. (4) signal, signaling, sign -- (any communication that encodes a message; "signals from the boat suddenly stopped")
4. (3) signboard, sign -- (structure displaying a board on which advertisements can be posted; "the highway was lined with signboards")
5. (2) sign of the zodiac, star sign, sign, mansion, house, planetary house -- ((astrology) one of 12 equal areas into which the zodiac is divided)
6. (1) sign -- ((medicine) any objective evidence of the presence of a disorder or disease; "there were no signs of asphyxiation")
7. (1) polarity, sign -- (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")
8. (1) augury, sign, foretoken, preindication -- (an event that is experienced as indicating important things to come; "he hoped it was an augury"; "it was a sign from God")
9. (1) sign -- (a gesture that is part of a sign language)
10. sign -- (a fundamental linguistic unit linking a signifier to that which is signified; "The bond between the signifier and the signified is arbitrary"--de Saussure)
11. sign -- (a character indicating a relation between quantities; "don't forget the minus sign")
Overview of verb sign
The verb sign has 8 senses (first 5 from tagged texts)
1. (16) sign, subscribe -- (mark with one's signature; write one's name (on); "She signed the letter and sent it off"; "Please sign here")
2. (13) sign, ratify -- (approve and express assent, responsibility, or obligation; "All parties ratified the peace treaty"; "Have you signed your contract yet?")
3. (8) sign -- (be engaged by a written agreement; "He signed to play the casino on Dec. 18"; "The soprano signed to sing the new opera")
4. (2) sign, contract, sign on, sign up -- (engage by written agreement; "They signed two new pitchers for the next season")
5. (1) sign, signal, signalize, signalise -- (communicate silently and non-verbally by signals or signs; "He signed his disapproval with a dismissive hand gesture"; "The diner signaled the waiters to bring the menu")
6. sign -- (place signs, as along a road; "sign an intersection"; "This road has been signed")
7. sign -- (communicate in sign language; "I don't know how to sign, so I could not communicate with my deaf cousin")
8. bless, sign -- (make the sign of the cross over someone in order to call on God for protection; consecrate)
Overview of adj sign
The adj sign has 1 sense (no senses from tagged texts)
1. gestural, sign, signed, sign-language -- (used of the language of the deaf)