noun, noun or participle which takes 'suru', intransitive verb
Childish word for bed-wetting; used by or with children. The verb form is おねしょする.
See also: 寝小便 (ねしょうべん)
弟はまだおねしょをすることがある。
My little brother still wets the bed sometimes.
I wet the bed and was embarrassed.