or hin·key, hink·ty, hinc·ty
[ hing-kee ]
/ ˈhɪŋ ki /
adjective, hin·ki·er, hin·ki·est. Slang.
acting in a nervous or very cautious way.
suspicious: Whenever he agrees with me, you know something hinky is going on!
Origin of hinky
First recorded in 1920–25; origin unknown
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019