What is Bind?

Legal Definition
To obligate; to bring or place under definite duties or legal obligations, particularly by a bond or covenant; to affect one-in a constraining or compulsory manner with a contract or a judgment. So long as a contract, an adjudication or a legal relation remains in force and virtue, and continues to impose duties or obligations, it is said to be "binding." A man is bound by his contract or promise, by a judgment or decree against him, by his bond or covenant, by an estoppel, etc. Stone v. Bradbury, 14 Me. 193; Holmes v. Tutton, 5 El. & Bl. 80; Bank v. Ireland, 127 N. C. 238, 37 S. E. 223; Douglas v. Hennessy, 15 Ih I. 272, 10 Atl. 583.
-- Black's Law Dictionary