词典释义：
the thick leaf stalks of a cultivated plant of the dock family, which are reddish or green and eaten as a fruit after cooking
大黄叶柄。
the large-leaved Eurasian plant which produces these stalks
大黄。
used in names of other plants of this genus, several of which are used medicinally, e.g.
用于大黄属其他植物名，如: Chinese rhubarb。
〈英，非正式〉 （一群演员用不同音调乱嚷‘rhubarb’时造成的）喧哗效果；起哄。
nonsense
胡说；无价值的东西
-
it was all rhubarb, about me, about her daughter, about art .关于我，关于她女儿，关于艺术的说法全是一派胡言。
[count noun]
〈北 美，非正式〉 激烈的争论，激烈的辩论。
"late Middle English （denoting the rootstock of other plants of this genus used medicinally）： from Old French
