- any mollusk of the class Gastropoda, having a spirally coiled shell and a ventral muscular foot on which it slowly glides about.
- a slow or lazy person; sluggard.
- a cam having the form of a spiral.
- a sweet roll in spiral form, especially a cinnamon roll or piece of Danish pastry.
- any of numerous terrestrial or freshwater gastropod molluscs with a spirally coiled shell, esp any of the family Helicidae, such as Helix aspersa (garden snail)
- any other gastropod with a spirally coiled shell, such as a whelk
- a slow-moving or lazy person or animal
