A negative terminal is the grounded terminal on a car battery, typically marked by a minus (-) sign. It is usually color-coded black. The other terminal is positive, usually color-coded red or orange, and marked with a plus (+) sign. The grounded terminal connects to a grounded source on the vehicle, typically a bolt in the chassis.
also jack-boot (jÄkâ²boÍotâ²) n. 1. a. A stout military boot with a flared top that extends above the knee. b. A stout military boot that has an often studded sole, lacks laces, and extends to mid-calf.
Definition of jackal. 1  1 : any of several small omnivorous canids (such as Canis aureus) of Africa and Asia having large ears, long legs, and bushy tails. 2  2a : a person who performs routine or menial tasks for anotherb : a person who serves or collaborates with another especially in the commission of base acts.