Border \Bor"der\, v. i. [imp. & p. p. Bordered; p. pr. & vb. n. Bordering.]

1. To touch at the edge or boundary; to be contiguous or adjacent; -- with on or upon as, Connecticut borders on Massachusetts.

2. To approach; to come near to; to verge.

Wit which borders upon profaneness deserves to be branded as folly. --Abp. Tillotson.

Source: Webster's Revised Unabridged Dictionary (1913)