S: (n) armored car, armoured car (an armor-plated truck with strong doors and locks used to transport money or valuables) "the paintings were delivered to the museum in an air-conditioned armored car"
S: (n) Caterpillar, cat (a large tracked vehicle that is propelled by two endless metal belts; frequently used for moving earth in construction and farm work)
S: (n) half track (a motor vehicle propelled by half tracks; frequently used by the military)
S: (n) snowmobile (tracked vehicle for travel on snow having skis in front)