USA, 1830—used in association with ‘see’, ‘said the blind man’ puns on this verb’s primary meaning (‘to perceive with the eyes’) and secondary meanings (‘to understand’, ‘to find out’, ‘to examine’)
personifies the highest degree of disability or incompetence—Sydney, Australia, 1910s—variant, probably referring to a local individual, of the earlier synonymous phrase ‘blind man’
originated in magazine advertisements for the bodybuilding course created and marketed by Italian-born U.S. bodybuilder Charles Atlas (Angelo Siciliano – 1892-1972)