滴滴 Traditional form: 滴滴 Pinyin (reading): Dīdī Definitions: DiDi, app-based transportation company (abbr. for 滴滴出行 ( Dīdī Chūxíng)) Characters: 滴 - to drip; a drop of water 滴 - to drip; a drop of water Traditional characters: 滴 - to drip; a drop of water 滴 - to drip; a drop of water