sloshverb [ I or T, usually + adv/prep ]
uk/slɒʃ/us/slɑːʃ/informal(of a liquid) to move around noisily in the bottom of a container, or to cause liquid to move around in this way by making rough movements:
I could hear you sloshing around in the bath.
We sloshed through the puddles.
She sloshed (= poured without care) some more brandy into her glass.