A chainlock, also known as a smiley, is an

improvised weapon An improvised weapon is an object that was not designed to be used as a weapon but can be put to that use. They are generally used for self-defence or if the person is otherwise unarmed. In some cases, improvised weapons are commonly used by attac ...

which consists of a length of

chain A chain is a serial assembly of connected pieces, called links, typically made of metal, with an overall character similar to that of a rope in that it is flexible and curved in compression but linear, rigid, and load-bearing in tension. A c ...

or strong

cloth Textile is an umbrella term that includes various fiber-based materials, including fibers, yarns, filaments, threads, different fabric types, etc. At first, the word "textiles" only referred to woven fabrics. However, weaving is not the ...

attached to a large

lock Lock(s) may refer to: Common meanings *Lock and key, a mechanical device used to secure items of importance *Lock (water navigation), a device for boats to transit between different levels of water, as in a canal Arts and entertainment * ''Lock ...

or other piece of metal. The chainlock is mainly used in areas where other hand held weapons, such as

knives A knife ( : knives; from Old Norse 'knife, dirk') is a tool or weapon with a cutting edge or blade, usually attached to a handle or hilt. One of the earliest tools used by humanity, knives appeared at least 2.5 million years ago, as evidenced ...

, are not readily available. The chainlock is used by swinging the heavy end of the

at the target. The chainlock is not usually considered to be a lethal weapon, but can cause much damage when used proficiently. It is normally used in gang warfare.

References

Blunt weapons Improvised weapons {{Blunt-weapon-stub