blocker

== English == === Pronunciation === Rhymes: -ɒkə(ɹ) === Etymology 1 === From Middle English blocker, blokker, bloker, blokkere, equivalent to block +‎ -er. ==== Noun ==== blocker (plural blockers) Agent noun of block (“obstruct or prevent”); something that blocks something else. (sports) One who blocks or impedes the movement of an opponent. (cricket) A defensive or low-scoring batter. (computing) One who prevents another user from contacting them electronically. (computing) An application that stops / impedes unauthorised access to a programme. (computing) A bug or issue that prevents software from being released. Synonym: showstopper (marketing) A gatekeeper who refuses the marketer access to the person they wish to contact. (biology, medicine) Any of various medications that block (inhibit) the activity of a chemical messenger or its receptors, such as cardiac conduction modifiers (e.g., alpha-blockers, beta-blockers), gastric acid inhibitors (H₂ histamine blockers), puberty blockers, and others. Synonym: antagonist Coordinate term: agonist A close-fitting rectangular glove worn by a goalie in multiple forms of hockey. (poker) A blocker bet. (card games) A playing card, needed by one player, that is held by another. A person who roughly shapes a diamond. A person who blocks (stretches or moulds) hats. (in combination) A resident or member of a particular block. ===== Synonyms ===== (blocker medications): antagonist, receptor antagonist ===== Derived terms ===== ===== Related terms ===== blockade blockage ===== Descendants ===== → Polish: bloker, blokers ===== Translations ===== === Etymology 2 === ==== Noun ==== blocker (plural blockers) (obsolete, slang, UK, Australia) Synonym of block ornament (“a cheap piece of meat of poor quality”). [from 1848] === Anagrams === brockle, reblock