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thoughtless act

/θɔːt.lɛs.əkt/ · thought.less.act
noun
  1. A careless or reckless action, often resulting in harm or unintended consequences. Her thoughtless act of leaving the stove on caused a small fire in the kitchen.
  2. A deed or action that demonstrates a lack of consideration or foresight, often leading to regret or remorse. His thoughtless act of canceling plans at the last minute left his friend feeling disappointed and hurt.
phrase
  1. Used to describe a situation or event that occurs without careful consideration or planning. The thoughtless act of the company's CEO led to a major financial scandal.
Did you know? The phrase 'thoughtless act' is often used in a negative context, but it can also be used to describe a spontaneous or creative action that leads to a positive outcome.
Written by Lexi Wordsworth, Dictionary Editor 0 lookups Added Aug 10, 2026