whiner whiner /ˈhwaɪnɝ/

noun

1. A person given to excessive complaints and crying and whining  ( bellyacher [Informal] , complainer , crybaby [Informal] , grumbler , moaner , sniveller [Canadian, British] , squawker , whiner , whinger [Informal, British] )
   a person given to excessive complaints and crying and whining