(marketing) A plain envelope with no window showing the contents, used to make junk mail resemble legitimate correspondence.

plural of blind trust

(law) A trust set up so that the beneficiaries have no knowledge of the holdings of the trust, and no right to intervene in their handling.

plural of blind-fly

plural of sun blind

Having inattentional blindness; not being able to perceive things that are in plain sight.

Synonym of inattentional blindness

Synonym of inattentionally blind

The condition of being noseblind (unable to detect particular odours and smells, due to familiarity with or prolonged exposure).

A box containing a collectible, which is one of a set; one does not know which collectible is in the box until opening the box.