snoops; snooped; snooping
[no object] informal
: to look for private information about someone or something
She locks up her diary to keep her brother from snooping.
I caught her snooping (around) in my desk drawers.
Government agencies have been snooping on them for years.
She doesn't want reporters snooping into her personal life.
— snooper noun, plural snoopers [count]
— snooping noun [noncount]
— snooping adjective
a snooping device/cop