Addled meaning : (provincial) To earn, earn by labor; earn money or one's living. (provincial) To thrive or grow; to ripen. To make addle; to grow addle; to muddle To cause fertilised eggs to lose viability, by killing the developing embryo within through shaking, piercing, freezing or oiling, without breaking the shell. (of eggs) Bad, rotten; inviable, containing a dead embryo. Confused; mixed up. Morbid, corrupt, putrid, or barren.