Merriam-Webster's Collegiate® Dictionary, 11th Edition
BIND
I. verb (bound; binding)
Etymology: Middle English, from Old English bindan; akin to Old High German bintan to bind, Greek peisma cable, Sanskrit badhnāti he ties Date: before 12th century transitive verb
1. to make secure by tying, to confine, restrain, or restrict as if with bonds, to put under an obligation , to constrain with legal authority,
2. to wrap around with something so as to enclose or cover, bandage , to fasten round about, to tie together (as stocks of wheat),
5. to cause to stick together, to take up and hold (as by chemical forces) ; combine with, constipate , to make a firm commitment for , to protect, strengthen, or decorate by a band or binding, to apply the parts of the cover to (a book), to set at work as an apprentice ; indenture , to cause to have an emotional attachment, to fasten together , intransitive verb
1. to form a cohesive mass, to combine or be taken up especially by chemical action , to hamper free movement or natural action, to become hindered from free operation, to exert a restraining or compelling effect ,
II. noun Date: before 12th century
1. something that binds, the act of binding ; the state of being bound, a place where binding occurs, tie 3, a position or situation in which one is hampered, constrained, or prevented from free movement or action