你的口红恰似我的大姨妈
[nĭ de kŏu hóng qià sì wŏ de dà yí mā]
A funny and ironic name comparing lipstick (typically associated with females) to the monthly period (common slang 'big aunt'). Implies dissatisfaction about another's overused lip cosmetics or perhaps feeling outclassed by others who look better.