unfounded hearsay
Tongniujiaoma, a Chinese idiom, Pinyin is t ó ngni ú Ji ǎ om ǎ, which means to refer to things of different kinds; it also refers to things that are against common sense and impossible to exist. It's from Geng, taixuanjing.
Idiom explanation
Bull: cattle without horns; wildebeest: horse with horns.
The origin of Idioms
Yangxiong's taixuanjing Geng of the Han Dynasty said: "tongniujiaoma is immortal."
Idiom usage
Combined; as object and attribute; with derogatory meaning.
Chinese PinYin : tóng niú jiǎo mǎ
unfounded hearsay
till my heart is weary , and my head aches. gān xīn shǒu jí
Repaying a grievance with a straight line. yǐ zhí bào yuàn
There is no end to the nest. fù cháo wú wán luǎn
to hold on to one job while seeking a better one. qí mǎ xún mǎ
be under attack from all directions. sì miàn shòu dí
treasure a thing by wrapping it up carefully. shí xí zhēn cáng