to be on your guard
1off (your) guard — phrase not thinking about something, so that you might say or do something that you did not intend to catch/take someone off (their) guard (=surprise someone): ‘Why on earth did you tell him that?’ ‘He caught me off guard!’ Thesaurus: not… …
2on your guard — adjective vigilant on guard against con artists must remain on your guard in such a situation • Syn: ↑on guard, ↑on one s guard, ↑upon one s guard • Similar to: ↑wary …
3on (your) guard — phrase thinking or behaving carefully, so that you do not say or do something that you did not intend to There are cameras everywhere, so be on your guard! Thesaurus: sensible and reasonablesynonym someone who is intelligent or well… …
4drop your guard — drop (your) guard to stop being careful about sharing your ideas or feelings. Once he knew I wasn t a journalist, he dropped his guard and even let me take a photograph of him …
5on your guard — on (your) guard to be careful and aware because a situation might be dangerous. I resent this attitude that you can t trust anybody, that you always have to be on your guard …
6let your guard down — If you let your guard down, you relax and stop looking out for danger …
7be on your guard — (against sth) ► to be careful to avoid being tricked or getting into a dangerous situation: »Stores must always be on their guard against credit card fraud. Main Entry: ↑guard …
8be on your guard against sth — be on your guard (against sth) ► to be careful to avoid being tricked or getting into a dangerous situation: »Stores must always be on their guard against credit card fraud. Main Entry: ↑guard …
9be on your guard — be on (your) guard to be careful to avoid being tricked or getting into a dangerous situation. I feel I have to be on my guard with her because she s always trying to get information out of me. Shop assistants must always be on guard against… …
10off your guard — If you catch someone off their guard, they are not ready or prepared when you do or say something.( Take somoene off their guard is also used.) …
