gar·gle 
(gärgəl)
(gärgəl)v. gar·gled, gar·gling, gar·gles
v.intr.
1. To force exhaled air through a liquid held in the back of the mouth, with the head tilted back, in order to cleanse or medicate the mouth or throat.
2. To produce the sound of gargling when speaking or singing.
v.tr.
1. To rinse or medicate (the mouth or throat) by gargling.
2. To circulate or apply (a medicine or solution) by gargling.
3. To utter with a gargling sound.
n.
1. A medicated solution for gargling.
2. A gargling sound.
[French gargouiller, from Old French.]