{{Wiktionarypar|squid}}
'''Squid''' may refer to:
*Squid, a cephalopod, a type of marine mollusc
*Squid cache, a popular open source Web proxy server and web cache
*SQUID (Superconducting Quantum Interference Device) is a superconducting loop
*Squid (mortar) was an Allied anti-submarine weapon used during the Second World War
*the nickname for one of the characters on the ''Rocket Power'' cartoon show.
*squid (motorcycle), Slang term for an irresponsible motorcyclist
*SQuIDICMP_Source_Quench Source Quench Introduced Delay (proposed in RFC 1016)
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