1) Constrain 2) To bind fast 3) To bind morally or legally 
• (v. t.) To restrict the tenure of; as, to astrict lands. See Astriction, 4. • (v. t.) To bind; to constrain; to restrict; to limit. • (a.) Concise; contracted. • (v. t.) To bind up; to confine; to constrict; to contract.
As·trict' adjective Concise; contracted. [ Obsolete] Weever. As·trict' transitive verb [ imperfect & past participle Astricted ; present participle & verbal noun Astricting .] [ Latin astrictus , past participle of astringere . See Astringe .] 1. To bind up; to confi...
astrict 1. Concise; contracted. 2. To bind up; to confine; to constrict; to contract. 3. To bind; to constrain; to restrict; to limit. 4. To restrict the tenure of; such as, to astrict lands.
to bind fast; constrain. · to bind morally or legally.