snoop

Definition of Snoop in English :

1. snoop, snooper

a spy who makes uninvited inquiries into the private affairs of others

2. sleuth, snoop, spy, stag

watch, observe, or inquire secretly

WordNet Lexical Database for English. Princeton University. 2010.

Snoop

verb

1. (intr; often foll by about or around)

to pry into the private business of others

noun

2.

a person who pries into the business of others

3.

an act or instance of snooping

verb intransitive

1. Informal

to look about in a sneaking, prying way

noun Informal

2.

a person who snoops

: also ˈsnooper

3.

the act of snooping

intr.v. snooped, snoop·ing, snoops

To pry into the private affairs of others, especially by prowling about.

n.

One who snoops.