(1):
(v. t.) To secure by bonds; to chain; to bond or confine; to hold tightly; to constringe.
(2):
(v. t.) To bring into a narrow compass; to compress.
(3):
(v. t.) To violate; to ravish.
(4):
(v. t.) To compel; to force; to necessitate; to oblige.
(5):
(v. t.) To produce in such a manner as to give an unnatural effect; as, a constrained voice.
(6):
(v. t.) To hold back by force; to restrain; to repress.