warning
n. C / Un. a statement or sign that tells you about a possible danger or problem in the future. You use it to help someone stay safe or avoid a mistake.
n. a statement, event, or signal that indicates a potential danger, difficulty, or problem. Often functions as a cautionary notice intended to prevent harm or error.
The dark clouds were a clear warning of the coming storm.
The company issued a formal warning to the employee regarding his repeated lateness to morning meetings.
Despite the early warnings from economic analysts about the housing bubble, many investors continued to pour capital into the market until the eventual collapse.
Often takes the prepositions 'of' or 'about' when identifying the danger, and 'to' when identifying the recipient.
he gave me a warnhe gave me a warningLearners sometimes use the verb 'warn' as a noun; 'warning' is the correct noun form for the cautionary statement.