[uhn-blok] 
| 1. | to remove a block or obstruction from: to unblock a channel; to unblock a person's credit. |
| 2. | Bridge. to play (a suit) so that the last card of the suit in one hand can provide access to the hand of the partnership having the longer holding in the suit. |
| un·block (ŭn-blŏk') tr.v. un·blocked, un·block·ing, un·blocks To remove or clear an obstruction from: unblock a road; unblock an artery. |
