Definition of ramp noun from the Oxford Advanced Learner's Dictionary

ramp

noun
ræmp
 
; ræmp
 
 
1 a slope that joins two parts of a road, path, building, etc. when one is higher than the otherRamps should be provided for wheelchair users.2 (North American English) (British English slip road) a road used for driving onto or off a major road such as a motorway or interstatea freeway exit ramp see also off-ramp, on-ramp3 a slope or set of steps that can be moved, used for loading a vehicle or getting on or off a planea loading ramp4 (Indian English) the long stage that models walk on during a fashion show
Synonym
catwalk
, runway