"Snoop" is a noun and verb referring to one who pries into the business of others; a busybody; it may also refer to:
In aviation:
- Eastern Ultralights Snoop, ultralight aircraft
In entertainment:
- Snoop Dogg, American rapper, actor and music producer
- Snoop (The Wire), a character in the television series The Wire
- Felicia Pearson, also nicknamed "Snoop", the actress who plays the aforementioned character of the same name
- Snoopy, famous character in the comic strip Peanuts
In technology:
- snoop (software), a utility to capture and inspect network packets, included with the Solaris operating system
- a snoop cycle in a microprocessor's cache coherency mechanism