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• break-in
  break-in

  noun

  an illegal entry into a home, car, office, etc.
• break in
  break in

  verb

  (sometimes foll by on) to interrupt

break-in

American  

[breyk-in] / ˈbreɪkˌɪn /

noun

break-ins plural

1. an illegal entry into a home, car, office, etc.

2. break-in period.

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break in British  

verb

1. (sometimes foll by on) to interrupt

2. (intr) to enter a house, etc, illegally, esp by force

3. (tr) to accustom (a person or animal) to normal duties or practice

4. (tr) to use or wear (shoes, new equipment, etc) until comfortable or running smoothly

5. (tr) to bring (new land) under cultivation

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noun

1. 1. the illegal entering of a building, esp by thieves

   2. ( as modifier )

      the break-in plans

break in Idioms  

1. Enter by force, as in The thieves broke in through the back door . [Mid-1500s] Also see break into .

2. Also, break in on . Interrupt or disturb something unexpectedly, as in His assistant broke in with the bad news just as we were ready to sign the agreement , or He broke in on our private talks . [Mid-1600s]

3. Train or instruct someone in a new job or enterprise, as in Every semester she had to break in a new teaching assistant . [Late 1700s]

4. Loosen or soften with use, as in It takes a while to break in a pair of new shoes .

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Other Word Forms

Noun Inflected Forms

• break-ins
  plural

Etymology

Origin of break-in

First recorded in 1855–60; noun use of verb phrase break in

Related Words

• interrupt
• steal