unco

So unusual as to be surprising; uncanny.

An unusual or amazing person.

A stranger.

News.

To an excessive degree; remarkably.

Wonderfully; remarkably; very: as, unco glad; unco guid.

Unknown; strange; unusual. (Child’s Ballads, II. 342).

Anything strange or prodigious.

A strange person; a stranger.

A strange thing or person.