where there's smoke

The phrase "where there's smoke" is an idiomatic expression that implies the presence of some indication, clue, or evidence of a potential problem, issue, or wrongdoing. It suggests that there might be a hidden or underlying situation that needs further investigation or attention, similar to how smoke is often an early sign of fire. The phrase implies the need to be cautious or skeptical in such situations, as there is a possibility of a more significant or concerning happening.