from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The isolation of a nation, area, city, or harbor by hostile ships or forces in order to prevent the entrance and exit of traffic and commerce.
- n. The forces used to effect this isolation.
- transitive v. To set up a blockade against. See Synonyms at besiege.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The physical blocking or surrounding of a place, especially a port, in order to prevent commerce and traffic in or out.
- n. By extension, any form of formal isolation of something, especially with the force of law or arms.
- n. The ships or other forces used to effect a naval blockade.
- n. Preventing an opponent's pawn moving by placing a piece in front of it
- v. To create a blockade against.
from the GNU version of the Collaborative International Dictionary of English
- n. The shutting up of a place by troops or ships, with the purpose of preventing ingress or egress, or the reception of supplies.
- n. An obstruction to passage.
- n. interference with transmission of a physiological signal, or a physiological reaction.
- transitive v. To shut up, as a town or fortress, by investing it with troops or vessels or war for the purpose of preventing ingress or egress, or the introduction of supplies. See note under blockade, n.
- transitive v. Hence, to shut in so as to prevent egress.
- transitive v. To obstruct entrance to or egress from.
from The Century Dictionary and Cyclopedia
- n. The shutting up of a place, particularly a port, harbor, or line of coast, by hostile ships or troops, so as to stop all ingress or egress, and to hinder the entrance of supplies of provisions, ammunition, or reinforcements.
- n. Hence A hindrance to progress or action caused by obstructions of any kind.
- To subject to a blockade; prevent ingress or egress from by warlike means.
- Hence To shut in by obstacles of any kind; block; obstruct.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. obstruct access to
- v. render unsuitable for passage
- v. hinder or prevent the progress or accomplishment of
- n. a war measure that isolates some area of importance to the enemy
- n. prevents access or progress
- v. impose a blockade on
Probably block + -ade (as in barricade).(American Heritage® Dictionary of the English Language, Fourth Edition)
block + -ade (Wiktionary)