adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'
with a splurt; spurting; gushing out
Vulgar onomatopoeia for a sudden forceful ejection of liquid, especially semen. Often used in adult or explicit contexts.
彼はドピュと射精した。
He ejaculated with a splurt.
ソースがドピュッと飛び出した。
The sauce squirted out with a splurt.