Ad‐join″ (ăd‐join″), v. i. 1. To lie or be next, or in contact; to be contiguous; as, the houses adjoin.
When one man's land adjoins to another's.
Blackstone.
☞ The construction with to, on, or with is obsolete or obsolescent.
2. To join one's self.
She lightly unto him adjoined side to side.
Spenser.