I. splat 1 /splæt/ BrE AmE noun [singular] informal
[ Date: 1800-1900 ; Origin: From the sound ]
a noise like something wet hitting a surface hard
II. splat 2 BrE AmE verb ( past tense and past participle splatted , present participle splatting ) [intransitive and transitive]
to make a noise like something wet hitting a surface, or to make something make this noise:
Big raindrops splatted against the windscreen.