english
1
general::
Phrase(s): catch one off (one’s) guard Go to catch someone off guard.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
Phrase(s): catch someone off guard [and] catch one off (one’s) guard Fig. to catch a person at a time of carelessness. • Tom caught Ann off guard and frightened her. • She caught me off my guard, and my hesitation told her I was lying.
McGrawhill's American Idioms And Phrasal Verbs
3
general::
see under OFF GUARD.
American Heritage Idioms