- causing or being a subject for grief or regret; lamentable: the deplorable death of a friend.
- causing or being a subject for censure, reproach, or disapproval; wretched; very bad: This room is in deplorable order. You have deplorable manners!
- lamentablea deplorable lack of taste
- worthy of censure or reproach; very baddeplorable behaviour
1610s; see deplore + -able. Perhaps from French déplorable or directly from Late Latin deplorabilis. Johnson (mid-18c.) noted the weakened colloquial use of the word for “very bad.” Related: Deplorably.