1. Any of numerous marine gastropod mollusks, as of the families Acmaeidae and Patellidae, characteristically having a conical shell and adhering to rocks of tidal areas.
2. One that clings persistently.
3. A type of explosive designed to cling to the hull of a ship and detonate on contact or signal.
"Oh, let go of my garment, you little limpet boy!" exclaimed Torquil in a poor attempt to remember an actual line from Archer's Goon.