Blocker

From Wikipedia, the free encyclopedia

Blocker can mean any of the following:

• Blocker (ice hockey equipment)
• The nickname of Steve Roach, Australian rugby league footballer
• Blocker (cricket), slang for a defensive-minded batsman in cricket
• The inverse of a filter (optics). Instead of blocking everything like a filter does, it lets everything else pass and blocks only the things specified.
• Mobile phone jammer, technology which blocks telecommunications
• Blocker (roller derby) is a position in roller derby.
• Terry Blocker is a former major league baseball player