plea-bargain

Short definition from Wiktionary

Noun

1. 1
   Alternative form of plea bargain (“an agreement between a defendant and the prosecution in which the defendant agrees to a plea such as guilty or nolo contendere to a lesser charge rather than contesting a greater charge”).
2. 2
   An agreement in which a defendant agrees to plead guilty to a lesser charge instead of not guilty to a greater one

Verb

1. 1
   To make an agreement in which a defendant agrees to plead guilty to a lesser charge instead of not guilty to a greater one.