A marine cephalopod mollusk with a long, soft body, eight arms, and two long tentacles, typically able to change color and squirt ink as a defense mechanism.

The diver was fascinated by the squid's ability to change colors rapidly.

A dish or food item made from the flesh of a squid, often served as calamari.

For the appetizer, we ordered fried squid with a side of marinara sauce.

Slang: a reckless or inexperienced motorcyclist, especially one who rides without proper protective gear.

That squid blew past us on the highway wearing only a T-shirt and shorts.

Slang (chiefly US, sometimes derogatory): a member of the Navy.

The Marines and squids often teased each other during joint exercises.

A superconducting quantum interference device used for detecting extremely subtle magnetic fields.

Scientists used a SQUID to measure the tiny magnetic signals produced by the human brain.

squidverb

To fish for squid, typically at night using bright lights.

They like to squid off the pier when the tide is high.

squidadjective

Relating to, made from, or characteristic of squid.

The chef prepared a squid ink risotto with fresh herbs.