Barracuda, a German experimental torpedo.

"Barracuda", a song by Sonic Youth

Barracuda is a headset and a sound card from Razer USA Ltd

Barracuda (comics), a villain from Marvel Comics' The Punisher series

Barracuda, a predator fish found in tropical and subtropical oceans

"The Barracuda", a song by The 5.6.7.8's from their album Pin Heel Stomp

Barracuda Networks, a web company specializing in e-mail spam and web filters

Barracuda, another name for the Shocker (hand gesture)

Barracuda class submarines, the future class of French submarines

The Barracudas (band), a British band from the late 1970s to early 1980s

Acestrorhynchus, a South American freshwater fish sometimes referred to as freshwater barracuda

"Barracuda" (song), a song by Heart, from their 1977 album, Little Queen

"Barracuda", a song by John Cale from his album Fear

"Barracuda", a song by People in Planes on their second album As Far as the Eye Can See

Barracuda, a computer hard drive from Seagate Technology

Barracuda (Java), a program (MVC framework for Java)

Plymouth Barracuda, an automobile made by the Plymouth division of Chrysler

Fairey Barracuda, an airplane built by Fairey Aviation (British carrier-borne torpedo bomber)

USS Barracuda, a submarine in the United States Navy

EADS Barracuda, the project name of an unmanned aerial vehicle currently under development by EADS