pull the wool over someone's eyes is a verb meaning "conceal one's true motives from especially by elaborately feigning good intentions so as to gain an end". It carries one recorded sense.
conceal one's true motives from especially by elaborately feigning good intentions so as to gain an end
“He bamboozled his professors into thinking that he knew the subject well”
Definitions, synonyms and semantic relations for pull the wool over someone's eyes come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.