投保 Traditional form: 投保 Pinyin (reading): tóubǎo Definitions: to take out insurance to insure Characters: 投 - to pitch, to throw; to bid, to invest 保 - to safeguard, to protect, to defend, to care for Traditional characters: 投 - to pitch, to throw; to bid, to invest 保 - to safeguard, to protect, to defend, to care for