1) To attach 2) To tie 
• (v. t.) To tie; to unite by some tie.
Al·li·gate transitive verb [ Latin alligatus , past participle of alligare . See Ally .] To tie; to unite by some tie. « Instincts alligated to their nature. Sir M. Hale. » 
alligate 1. To tie together; to unite by some tie. 2. To attach; to bind.
to attach; bind.