From Longman Dictionary of Contemporary Englishgarglegar‧gle1 /ˈɡɑːɡəl $ ˈɡɑːr-/ verb [intransitive] MHDto clean the inside of your mouth and throat by blowing air through water or medicine in the back of your throatgargle with Gargling with salt water may help your sore throat.→ See Verb table
Examples from the Corpus
gargle• Last year in London's Kilburn National he gargled his way through an entire set with a bad throat infection.• The ad promises that gargling mouthwash will freshen your breath and kill germs.• After gargling on her phlegm for a while, she began to choke.• Her dentures grin at her, gargling water on the mantelpiece.• I closed my mouth and felt as though I had gargled with barbed wire.garglegargle2 noun 1 [countable, uncountable]MH liquid that you gargle with SYN mouthwash2 → a gargleExamples from the Corpus
gargle• It cried out in response; a bellowing gargle of pain and hate and recognition.• They were only shadows making stifled noises, moans, squeaks, the final desperate gargle.• The words were a faint gargle, unknowable.• A saline solution is handy as a useful eye-bath or anti-septic gargle.Origin gargle1 (1500-1600) French gargouiller, from Old French gargouille; → GARGOYLE 