Definition of blocker in English:

blocker

Line breaks: block¦er
Pronunciation: /ˈblɒkə
 
/

noun

  • 1A substance which prevents or inhibits a given physiological function: the nicotinic receptor blocker significantly influenced fluid transport in the inflamed intestines
    More example sentences
    • We coded all drugs according to the British National Formulary and defined secondary prevention drugs as aspirin, blockers, lipid lowering agents, or angiotensin converting enzyme inhibitors.
    • The rest of the market goes to acid blockers, which prevent the action of histamine on the acid-secreting cells of the stomach, reducing acid secretion.
    • Medicines called ACE inhibitors and angiotensin-II receptor blockers are helpful.
  • 2 Cricket A habitually defensive batsman.
    More example sentences
    • They have always taken the mickey out of me for being a blocker, but in that match I hit 22 and I actually played some shots.
    • In the past, it was almost compulsory to have a blocker, someone who would occasionally hit the bad ball but as likely to treat it with disdain in protection of his wicket.
    • His teams of the thirties and forties always had one artful blocker.
  • 2.1 American Football A player whose task it is to block for the ball carrier.
    More example sentences
    • Look at all of the quality running backs, blockers, and wideouts.
    • He was a tremendous rusher, a great receiver, and one of the best blockers ever for a running back.
    • At any rate, they have to get a passer at some point, as well as a running back and a blocker.

More definitions of blocker

Definition of blocker in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day maelstrom
Pronunciation: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea