Inse

v. (sing) (often foil. by through, ut) I wash or treat with clean water etc. wash lightly. 3 put (clothes etc.) hrough clean water after washing. 4 foll. by out, away) clear (impurities) by ‘nsing. n. 1 rinsing (give it a rinse). 2 emporary hair tint (blue rinse). French rincer]