set down v. phr. to crash a motorcycle while riding it by dropping from a vertical attitude into a horizontal slide. (source: Double-Tongued Dictionary)
wad v. to crash (a motorcycle). Etymological Note: Perhaps from the crumpled vehicle which can result from such a wreck. (source: Double-Tongued Dictionary)
wad v.— «I know the R1 gets your wheaties but she’s a handful for inexperienced riders. Be careful and try not to wad that expensive little toy.» —“February, 1999 600cc Shootout BBS, Archive One” by...
set it down v. phr.— «While he was out riding said $6K bike over the weekend, he, in motorcycle parlance, set it down. Which is to say, he crashed it.» —“Kerry Redux” by Greg Lewis OpinionEditorials.com May 12...