To be devious and cunning so as not to be seen. / To secretly spy on or investigate, especially into the private personal life of others.

The act of snooping / One who snoops / A private detective

present participle of snoop

A secret spying or investigation.

plural of snoop

Third-person singular simple present indicative form of snoop

simple past tense and past participle of snoop

plural of snooping

To snoop.

present participle of snoop around