ドブ板営業 どぶいたえいぎょう Also written どぶ板営業, 溝板営業 Meanings Noun grassroots sales; door-to-door marketing See also: どぶ板 (どぶいた). Kanji 板 board. Read as いた. 営 manage. Read as エイ. 業 business. Read as ギョウ. Jinuma: Japanese Dictionary · Word lists