unblock (
http://definr.com/unblock)
v 1: in card games: 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: make available, as of assets; or free for sale or
publication [syn:
unfreeze,
free,
release] [ant:
freeze,
freeze]