slosh on

slosh on(to) (someone or something)

1. To spill or slop over the side of something and onto someone or something else. The boat was rocking so badly that water had started sloshing on us. You need to stop moving so quickly or the soup will end up sloshing onto the plate.
2. To cause a liquid to spill or slop over the side of something and onto someone or something else. In this usage, a noun or pronoun can be used between "slosh" and "on(to)." The waiter kept sloshing drinks onto the customers.
See also: slosh
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

slosh something on(to) someone or something

 and slosh something on
to splash or spill a liquid onto someone or something. Betty sloshed the charcoal lighter fluid on Fred, and he went in to wash it off. Then she sloshed the fluid onto the charcoal. slosh on some more.
See also: on, slosh
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Tank configurations include on-axis spinners, off-axis spinners, lateral slosh on a first stage tank and tanks with propellant management devices (PMDs).