yump, v. slang.
(jʌmp)
[Alteration of jump v., repr. the supposed pronunciation of it by Swedish speakers or the Norw. jump jump (n.), jumpe jump (vb.).]
intr. Of a rally car or its driver: to leave the ground while taking a crest at speed. So ˈyumping vbl. n.
| 1962 Motoring News 22 Nov. 7 (caption) ‘Yumping’, a pastime dear to Scandinavian rallyists, was seen practised to the full for the first time in this country during the R.A.C. Rally. 1968 [see roll v.2 19 a]. 1968 Sun 12 Nov. 8/5 Yumping happens..when cars literally jump into the air. They take off when taking crests at speed. |
Also as n., an instance of ‘yumping’ (see also quot. 1980).
| 1975 Country Life 4 Dec. 1529/2 Clark had an enormous ‘yump’ (Swedish rally parlance for a car leaving the ground and hurtling for some distance before landing heavily). 1980 Sunday Express 24 Aug. 23 (Advt.), Yump: Rally jargon for a sharp crest in the road, which causes a car to take off at speed. |