| Verb | 1. | unblock - play the cards of (a suit) so that the last trick on which a hand can follow suit will be taken by a higher card in the hand of a partner who has the remaining cards of a combined holding |
| 2. | unblock - make (assets) available; "release the holdings in the dictator's bank account" Antonyms: immobilise, immobilize, freeze, block - prohibit the conversion or use of (assets); "Blocked funds"; "Freeze the assets of this hostile government" |