動詞、俚語
準備坐監；據説坐監會俾人通櫃（現已廢除）或者強姦，所以要洗乾淨屁股被人插 to prepare oneself for a jail sentence; literally: to wash one's behind in preparation for going to jail
佢俾人捉到洗黑錢，睇怕都係要洗定蘿柚。
佢俾人捉到洗黑钱，睇怕都系要洗定萝柚。
keoi5 bei2 jan4 zuk1 dou2 sai2 haak1 cin2, tai2 paa3 dou1 hai6 jiu3 sai2 ding6 lo1 jau2. He was caught laundering money, I am afraid he should start preparing himself for some time behind the bar.