(adv) to a degree that exceeds the bounds or reason or moderation, Syn. immoderately, Ant. reasonably, moderately, Example:his prices are unreasonably high
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
[よこぐるま, yokoguruma] (exp, n) (1) (See 横車を押す) perverseness; obstinacy; something unreasonable (like pushing a cart from the side (instead of from behind)); (n) (2) side wheel throw (judo)