string

• string
• 1

  thread

   [uncountable and countable] a strong thread made of several threads twisted together, used for tying or fastening things [↪ rope]:
• Her key hung on a string around her neck.
• a ball of string
• I need a piece of string to tie this package.
• 2

  group/series

   [countable]
• a) a number of similar things or events coming one after another [= series]
• string of
• a string of hit albums
• b) a group of similar things
• string of
• She owns a string of health clubs.
• c) technical a group of letters, words, or numbers, especially in a computer program
• 3

   no strings (attached)

  having no special conditions or limits on an agreement, relationship etc:
• The policy offers 15% interest with no strings attached.
• 4

   string of pearls/lights/beads etc

  several objects of the same type connected with a thread, chain etc
• 5

  music

• a) [countable] one of the long thin pieces of wire, nylon etc that is stretched across a musical instrument and produces sound
• b) 

  the strings/the string section

  the people in an orchestra or band who play musical instruments that have strings, such as violins
• 6

   first-string/second-string etc

  relating to or being a member of a team or group with the highest, second highest etc level of skill:
• a first-string quarterback
• 7

   have somebody on a string

  informal to be able to make someone do whatever you want:
• Susie has her mother on a string.
• 8

   have more than one string to your bow

  British English to have more than one skill, idea, plan etc that you can use if you need to
• ➔ G-string

   ; ➔ how long is a piece of string?

   at long1 (9)

   ; ➔ pull strings

   at pull1 (8)

   ; ➔ pull the/somebody's strings

   atpull1 (9)

   ; ➔ the purse strings

   at purse1 (5)

Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.