Cause (someone) to be unable to see, permanently or temporarily
The dead-ends of the Mazes, it also means anything impossible or hopeless, as in, "He'll hit the blinds if he tries lying to the factol."
Deprive (someone) of understanding, judgment, or perception
Confuse or overawe someone with something difficult to understand
A window blind is a type of window covering which is made with slats of fabric, wood, plastic or metal that adjust by rotating from an open position to a closed position by allowing slats to overlap. A roller blind does not have slats but comprises a single piece of material.
The blinds are forced bets posted by players to the left of the dealer button in flop-style poker games. The number of blinds is usually two, but can be one or three.