snail
nounUK /sneɪl/
US /sneɪl/
A snail is a small soft animal with a hard shell on its back that moves very slowly.
The snail left a shiny trail on the garden path.
OTHER MEANINGS
2. A slow-moving or lazy person.
Come on, you snail, we'll be late!
3. A spiral shape or a thing coiled like a snail's shell.
The staircase wound up in a snail spiral.
4. The shell of a snail, sometimes used as a decorative object.
She collected a snail from the beach.
5. A type of gear or cam with a spiral form in mechanics.
The machine uses a snail cam to control the timing.