Definify.com
Webster 1913 Edition
Clue
{ 
Clew
(klū)
, Clue
, }Noun.
 [OE. 
clewe
, clowe
, clue
, AS. cleowen
, cliwen
, clywe 
ball of thread; akin to D. kluwen
, OHG. chliwa
, chliuwa
, G. dim. kleuel
, knäuel
, and perch. to L. gluma 
hull, husk, Skr. glaus 
sort of ball or tumor. Perch. akin to E. claw
. √26. Cf. Knawel
.] 1. 
A ball of thread, yarn, or cord; also, The thread itself. 
Untwisting his deceitful 
clew
. Spenser.
2. 
That which guides or directs one in anything of a doubtful or intricate nature; that which gives a hint in the solution of a mystery. 
The 
clew
, without which it was perilous to enter the vast and intricate maze of countinental politics, was in his hands. Macaulay.
3. 
(Naut.) 
(a.) 
A lower corner of a square sail, or the after corner of a fore-and-aft sail. 
(b.) 
A loop and thimbles at the corner of a sail. 
(c.) 
A combination of lines or nettles by which a hammock is suspended. 
Clew garnet 
(Naut.)
, one of the ropes by which the clews of the courses of square-rigged vessels are drawn up to the lower yards. 
– Clew line 
(Naut.)
, a rope by which a clew of one of the smaller square sails, as topsail, topgallant sail, or royal, is run up to its yard. 
– Clew-line block 
(Naut.)
, The block through which a clew line reeves. See Illust. of 
 Block
.Webster 1828 Edition
Clue
CLUE.
[See Clew.]Definition 2025
clue
clue
English
Noun
clue (plural clues)
-  (now  rare) A strand of yarn etc. as used to guide one through a labyrinth; something which points the way, a guide.
-  1897, Henry James, What Maisie Knew:
- she had even had in the past a small smug conviction that in the domestic labyrinth she always kept the clue.
 
 
 -  1897, Henry James, What Maisie Knew:
 - Information which may lead one to a certain point or conclusion.
 - An object or a kind of indication which may be used as evidence.
 - (slang) Insight or understanding ("to have a clue [about]" or "to have clue". See have a clue, clue stick)
 
Synonyms
- (information which may lead one to a certain point or conclusion): hint, indication, suggestion
 - (object or indication which may be used as evidence): signature
 - (understanding): idea
 
Derived terms
Terms derived from the noun "clue"
  | 
Translations
information that may lead one to a certain point or conclusion
  | 
  | 
object or marking that may be used in evidence
See also
Verb
clue (third-person singular simple present clues, present participle cluing or clueing, simple past and past participle clued)
-  To provide with a clue.
- The crossword compiler wasn't sure how to clue the word "should".
 
 -  To provide someone with information which he or she lacks (often used with "in" or "up").
- Smith, clue Jones in on what's been happening.
 
 
Derived terms
- clued in
 - clued up
 
Translations
to provide with a clue