bind /baɪnd/ verb [T] (past tense and past participle bound)
TIE › to tie something together with string, rope, etc: His hands were bound behind his back.
KEEP PROMISE › to force someone to keep a promise: His contract binds him to working a six-day week.
UNITE › to unite people: Culture and language bind people together.
BOOK › to fasten together pages to make a book: The book was printed and bound in New York.