Definition of Impetuous: Impetuous (adjective): Acting quickly and without thought or care; impulsive or rash. Synonyms: impulsive, rash, hasty, reckless Antonyms: cautious, deliberate, thoughtful, careful Memory Tip: Think of “impetuous” as someone who jumps into decisions without thinking, like diving into a pool without checking if there’s water. Conversation and Short Story Examples Here is…