小弟弟 xiǎodìdi little brother Definitions Defs Origin Strokes Stroke Words Sentences Sents xiǎodìdi little brother 小 xiǎo adjective young young; being a child; junior in age; being the last in order of seniority or the youngest in a family弟 dì reduplication younger brother (bound form) younger brother; a junior male relative of the same generation; a junior male friendxiǎodìdi little boy 小 xiǎo adjectiveaffix [address term] prefix added to a surname or given name as a friendly way to address a younger person弟 dì reduplication younger brother (bound form) younger brother; a junior male relative of the same generation; a junior male friendxiǎodìdi penis 小 xiǎo adjective small small; tiny; few; minor; in area, volume, quantity, or power, being less than average or less than the object of comparison; opposite of 大 dà弟 dì reduplication younger brother (bound form) younger brother; a junior male relative of the same generation; a junior male friend