Words related to ramp
"A rascally, disorderly, or despicable person" [Century Dictionary], 1690s, alteration of rascallion (1640s), a fanciful elaboration of rascal (q.v.). It had a parallel in now-extinct rampallion (1590s), from Middle English ramp (n.2) "ill-behaved woman." Also compare rascabilian (1620s). Rapscallionry "rascals collectively" is marked "[Rare.]" in Century Dictionary (1897); Galsworthy used rapscallionism.
1778, an arbitrary formation, one of what Farmer describes as "A class of colloquialisms compounded with an intensive prefix" (ram- or rum-), probably suggesting in part rum (adj.) in its old slang sense of "good, fine," and ramp (n.2). In this case apparently suggested by boisterous, robustious, bumptious, etc. Coined about the same time were rumbustical, rambumptious "conceited, self-assertive," rumgumptious "shrewd, bold, rash," rumblegumption, rambuskious "rough," rumstrugenous. Also compare ramshackle, rambunctious.
c. 1300, raumpaunt, "standing on the hind legs" (as a heraldic lion often does), thus, also, "fierce, ravenous" (late 14c.), from Old French rampant, rampans, present participle of ramper "to climb, scale, mount" (see ramp (v.)). Sense of "growing without check" (in running rampant), is recorded by 1610s, probably is via the notion of "fierce disposition" or else preserves the older French sense. Related: Rampantly.
"to wrinkle, make uneven," c. 1600, in rumpled, of uncertain origin, perhaps a variant of rimple "to wrinkle" (c. 1400), from Old English hrympel "wrinkle" (possibly influenced by Middle Dutch rumpelen), related to Old English hrimpan "to fold, wrinkle" (see ramp (v.)). Related: Rumpled; rumpling. As a noun from c. 1500, "a wrinkle, a fold."
Also compare Middle English runkle "become wrinkled" (late 14c.), runkel (n.) "a wrinkle" (early 14c.), probably from Old Norse hrukka.