be careful


Also found in: Legal, Acronyms.

be careful

To act cautiously. Usually issued as a warning. Be careful when you go out in the city at night. Be careful with that box—don't bang around my glassware! Be careful! Stay with the tour guide!
See also: careful

Be careful

 
1. an instruction to take care in a particular situation. Bill: I'm going to the beach tomorrow. Sally: Be careful. Use lots of sunscreen! Jane: Well, we're off to the Amazon. Mary: Heavens! Be careful!
2. a way of saying good-bye while cautioning someone to take care. John: See you around, Fred. Fred: Be careful. Alice: Well, I'm off. John: Bye, Alice, be careful.
See also: careful
References in classic literature ?
"Be careful what you do," he said; "if you do not kill yourself, you commit a ridiculous action; and if you were to kill yourself, you sprinkle blood upon the nuptial robe of the princess of England."
"Take your guns with you!" said the doctor; "take your guns, and be careful!"
'You had better be careful, Sir,' said the little judge, with a sinister look at the witness.
Skimpin, 'attend to me, if you please, Sir; and let me recommend you, for your own sake, to bear in mind his Lordship's injunctions to be careful. I believe you are a particular friend of Mr.
Hereupon there was a general laugh; and the little judge, looking with an angry countenance over his desk, said, 'You had better be careful, Sir.'
'But even in my personal life I have to be careful. I generally don't meet people at the house and I am careful about getting drunk and telling someone too much about myself.'