BASE jumpBASE jump
A parachute jump from high structures and precipitous earth formations, typically from heights of 305 meters (1,000 feet) or less.
Origin of BASE jumpb(uilding) + a(ntenna tower) + s(pan)1 + e(arth) + jump.
- BASE jumper
(plural BASE jumps)
(third-person singular simple present BASE jumps, present participle BASE jumping, simple past and past participle BASE jumped)
- (intransitive) To make such a jump.
Building, Antenna-tower, Span, Earth