Learn what "just gotta be on guard" means, when people say it, and how to use it naturally in English.

It means someone should stay careful and alert because trouble may happen.
From One Night Stand, Episode 40
The speaker says they need to stay alert and watch out for danger.
Use this when warning someone to stay cautious. It is common in spoken English, but the full casual form is less formal than the base phrase.
Scenes unlock real expressions as you watch
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