LEASH Copy link • LEASH 1. s. A thong, lorum; habena (thong by which a dog, etc., is held); copula (by which several dogs, etc., are lied together). Several animals held together by a thong, (canes) copulā inter se juncti; (canes) copulati. 2. v. *loro ducere. *copulare; *copula inter se jungere.