FIRST OF MAY(noun) Did you mean: Synonyms Rhymes Also try: mayfirstDefinitions There is 1 meaning of the phrase First Of May. First Of May - as a noun Observed in many countries to celebrate the coming of summer; observed in russia and related countries in honor of labor Synonyms (Exact Relations)may 1may dayWord Variations & RelationsAnagrams Starts F Starts FI Starts FIR Starts FIRS Ends Y Ends AY Ends MAY Ends FMAY Starts F & ends Y Starts FI & ends Y Starts F & ends AY A-Z Proximitiesfirring 11firrings 12firry 11firs 7first 8 First Of May first-classfirst-nighterfirst-ratefirst-ratenessfirst-rater