New 2017 Jaguar Luxury Car Prices. Jaguar Prices: Jaguar Cars Ltd., headquartered in Whitley, Coventry, England, offers the Jaguar XF, Jaguar XK and Jaguar XJ models. Ford Motors once owned Jaguar Land Rover from 1989 to 2008, though both automotive brands, Jaguar & Land Rover, are held by Tata Sons Ltd. Read more Read less.
Wiktionary(0.00 / 0 votes)Rate this definition: perturb(Verb) To disturb; to bother or unsettle. perturb(Verb) To slightly modify the motion of an object. perturb(Verb) To modify the motion of a body by exerting a gravitational force.
A jib is  the forward most triangular sail on a ship. Luffing is a nautical term for when the sail flutters because it is pointed straight into the wind instead of catching it. A luffing jib also refers to a type of crane that is used in tight areas, usually in urban environments. This crane can operate so that its boom is able to be maneuvered in smaller areas so that neighboring property owners do not need to be contacted for permission to operate.