A limpet mine is a type of explosive charge that is typically attached to the hull of a ship or the underside of a vehicle. This type of explosive device is highly effective at sinking ships and disabling vehicles. And, while the term "limpet mine" is commonly used, there are a few alternative terms that can be used to describe this type of explosive device. Some possible synonyms for "limpet mine" include magnetic mine, sticky bomb, and contact mine. Regardless of the term used, these explosive devices are highly dangerous and should be handled with extreme caution.