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.
Full Definition of JUMPING JACK. 1. : a toy figure of a man jointed and made to jump or dance by means of strings or a sliding stick. 2.: a conditioning exercise performed from a standing position by jumping to a position with legs spread and arms raised and then to the original position.See jumping jack defined for English-language learners. See jumping jack defined for kids.ull Definition of JUMPING JACK. 1. : a toy figure of a man jointed and made to jump or dance by means of strings or a sliding stick. 2.