A mobility kill (or M-kill) in

armoured warfare Armoured warfare or armored warfare (mechanized forces, armoured forces or armored forces) (American English; American and British English spelling differences#-our, -or, see spelling differences), is the use of armoured fighting vehicle, armo ...

is a weapon or vehicle that is immobilized, or the act of immobilizing such a target. This is often caused by the vehicle triggering an

anti-tank mine An anti-tank mine (abbreviated to "AT mine") is a type of land mine designed to damage or destroy vehicles including tanks and armored fighting vehicles. Compared to anti-personnel mines, anti-tank mines typically have a much larger explosive c ...

by driving over it, though it may also result from being hit by a

rocket propelled grenade A rocket-propelled grenade (RPG) is a shoulder-fired missile weapon that launches rockets equipped with an explosive warhead. Most RPGs can be carried by an individual soldier, and are frequently used as anti-tank weapons. These warheads are ...

anti-tank missile An anti-tank guided missile (ATGM), anti-tank missile, anti-tank guided weapon (ATGW) or anti-armor guided weapon is a Missile guidance, guided missile primarily designed to hit and destroy Armoured fighting vehicle, heavily armored military v ...

Tank A tank is an armoured fighting vehicle intended as a primary offensive weapon in front-line ground combat. Tank designs are a balance of heavy firepower, strong armour, and good battlefield mobility provided by tracks and a powerful engin ...

s and other

armoured fighting vehicle An armoured fighting vehicle (AFV) is an armed combat vehicle protected by armour, generally combining operational mobility with offensive and defensive capabilities. AFVs can be wheeled or tracked. Examples of AFVs are tanks, armoured car ...

s can be immobilized by damage to their engines, tracks, or running gear. Because of the mobile nature of modern warfare, such a vehicle is often effectively useless on the battlefield, though it may later be salvaged for spares, or repaired and brought back into action. In rare cases, tanks that have suffered mobility kills have continued to engage enemy targets with their main gun, even though they are immobile. However, in an active battlefield situation any armoured fighting vehicles which have suffered mobility kills are stationary targets for ground-attack planes armed with ordnance such as rockets or

cluster bomb A cluster munition is a form of air-dropped or ground-launched explosive weapon that releases or ejects smaller submunitions. Commonly, this is a cluster bomb that ejects explosive bomblets that are designed to kill personnel and destroy vehicl ...

s. Alternatively they may be subject to artillery bombardment. In any case, enemy ground troops may attack stranded vehicles with additional

ATGM An anti-tank guided missile (ATGM), anti-tank missile, anti-tank guided weapon (ATGW) or anti-armor guided weapon is a guided missile primarily designed to hit and destroy heavily armored military vehicles. ATGMs range in size from shoulder ...

s or RPGs.

See also