- diuretic drug, diuretic, water pill - any substance that tends to increase the flow of urine
--1 is a kind of drug
--1 has particulars:chlorthalidone, Hygroton, Thalidone; ethacrynic acid, Edecrin; furosemide, Lasix; indapamide, Lozal; mannitol, Osmitrol; thiazide