Entries on كنو in 2 Arabic dictionaries by the authors Ibn Sīda al-Mursī, Al-Muḥkam wa-l-Muḥīṭ al-Aʿẓam and Habib Anthony Salmone, An Advanced Learner's Arabic-English Dictionary
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كنو
كَنَا(n. ac. كِنَايَة [] )
a. [Bi & 'An], Hinted at, intimated, alluded to.... by; referred
to .... under a metaphor.
b. Spoke metaphorically.