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block printing
block up
block vote
blockade
blockage
blockboard
blockbuster
blockbusting
blocker
blockhead
blockhouse
blocky
Bloemfontein
blog
blogosphere
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blocker
block·er [ blókər ] (plural block·ers)


noun 
Definition:
 
1. chemical agent: a drug that prevents a physiological function
2. offensive player: in football, an offensive player who tries to keep the defense from reaching the ball, kicker, or passer
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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