Hasty/ˈheɪsti/ Definition 1 of 3Pro Tip 1/3Negative Implication Often suggests a bad outcome due to lack of thought. Her hasty decision led to a failed investment. Pro Tip 2/3Caution in Use Using 'hasty' can imply criticism of someone's actions. Calling his approach hasty implied he was careless. Pro Tip 3/3Use with Actions Best used with actions or decisions, not with people. Her hasty signing of the contract was a mistake.