Meaning of BINDING in English

BINDING

I. bind ‧ ing 1 /ˈbaɪndɪŋ/ BrE AmE adjective

a binding contract/promise/agreement etc a promise, agreement etc that must be obeyed

II. binding 2 BrE AmE noun

1 . [countable] a book cover

2 . [uncountable] material sewn or stuck along the edge of a piece of cloth for strength or decoration

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.