下くだり勾こう配ばいMeaningsNoun1. downhill grade; downgradeKanji used下below勾flexed配hand outComposed of下くだりdown-train; train heading toward the ending point of its route; down-slope; downward going; downbound (esp. away from Tokyo); downstream; downhillNoun勾こう配ばいslope; incline; gradient; grade; pitch; slope (of a linear function); gradient (vector calculus)Noun