LIFE What do tid mean? InsuNews May 23, 2022 What do tid mean? three times a day Medical Definition of tid three times a day —used in writing prescriptions. See also How do I read my Bosch FD number? Post Navigation Previous Is Zed a scrabble word?Next Why do I need life insurance Australia? More Stories LIFE What is the best life insurance to buy UK? InsuNews May 23, 2022 LIFE Do you pay tax on life insurance payout UK? InsuNews May 23, 2022 LIFE What is the best insurance policy? InsuNews May 23, 2022