Watch (one's) step literary informal verb phrase figurative
Be cautious when walking or stepping
Watch your step! If our presence is detected, we'll be shot.
The floor is slippery. Watch your step!
To act with care and caution in order to avoid making a mistake or offending someone
She warned my younger brother against talking to strange men. He had better watch his step.
Jenny should watch her step with the new manager. He is a strict man.
To behave or act more carefully than one did before.
The verb "watch" should be conjugated according to its tense.
Used to allude that the last force, problem or burden which is seemingly minor and small causes a person, system or organisation to collapse or fail
Her husband's violent act last night was the straw that broke the donkey's back and she left him