Your two penn'orth is your opinion about something, even if nobody has asked you for it. I'm just putting my two penn'orth in, that's all. Note: People sometimes replace two with another number. The meeting dragged on for more than five hours to ensure that they all had their four penn'orth. Note: The usual American expression is your two cents' worth. Note: `Two penn'orth' means `two pennies' worth'.