bind1 past tense and past participle bound
to tie someone so that they cannot move or escape:
They bound my arms and legs with rope.
bound and gagged (=tied up, and with cloth tied around your mouth so you cannot speak)
b) also bind up
to tie things firmly together with cloth or string:
The pile of newspapers was bound with string.
to form a strong emotional or economic connection between two people, countries etc [= unite]
form a connection[transitive]
bind somebody/something together
Their shared experiences in war helped to bind the two communities together.
if you are bound by an agreement, promise etc, you must do what you have agreed to do or promised to do:
make somebody do something[transitive usually passive]
The monks are bound by vows of silence.
bind somebody to do something
Employees are not bound to give their reasons for leaving.
to stick together in a mass, or to make small pieces of something stick together:
stick together[intransitive and transitive] technical
The flour mixture isn't wet enough to bind properly.
The hydrogen molecule binds with the oxygen molecule.
to fasten the pages of a book together and put them in a cover ➔ bound2 (9)
to sew cloth over the edge of a piece of material, or stitch over it, to strengthen it:
The edges of the blanket were bound with ribbon.
bind somebody overphrasal verb
a) British English
if someone is bound over by a court of law, they are warned that if they cause more trouble, they will be legally punished:
The demonstrators were bound over to keep the peace.
b) American English
if someone is bound over for trial, they are forced by law to appear in a court