from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To be on guard against; be cautious of: "Beware the ides of March” ( Shakespeare).
- intransitive v. To be cautious; exert caution: We had to beware of the icy patches on the road. Beware of the dog.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To use caution, pay attention (to) (if intransitive, construed with of).
from the GNU version of the Collaborative International Dictionary of English
- intransitive v. To be on one's guard; to be cautious; to take care; -- commonly followed by of or lest before the thing that is to be avoided.
- intransitive v. To have a special regard; to heed.
- transitive v. To avoid; to take care of; to have a care for.
from The Century Dictionary and Cyclopedia
- To be wary or cautious; be on one's guard; exercise care or vigilance: properly two words, be ware, consisting of the infinitive or imperative of be with the adjective ware: followed by of, expressed or understood, with the force of ‘against,’ ‘in regard to’: as, beware of evil associations; beware how you step; “beware the bear,”
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. be on one's guard; be cautious or wary about; be alert to
In my opinion, buyer beware is a relevant warning EVERY time I bust out my wallet.
When voting time comes around again beware of the Tsunami.
Caveat emptor [let the buyer beware] is the only motto going, and the worst proverb that ever came from dishonest stony-hearted Rome.
"Let the buyer beware" is an old phrase worth remembering.
"Buyer beware" is the watch word that we should live by.
“Whenas this door is opened will conquer this country a raid of the Arabs, after the likeness of the figures here depicted; wherefore beware, and again beware of opening it.”
Shaykh said to him, ‘O Janshah, take the keys of the castle and solace thyself with exploring all its apartments and viewing whatever be therein, but as regards such a room, beware and again beware of opening its door; and if thou gainsay me and open it and enter there, through nevermore shalt thou know fair fortune.’
They resort to this place on the first day of every month; and thou must take seat here and watch for them; and when thou seest them coming hide thee near the pavilion sitting where thou mayst see them, without being seen of them, and beware, again beware lest thou show thyself, or we shall all lose our lives.
 In hunting dialect the warning "'ware" or "beware" is shortened to
So anyone from a foreign country, bearing an ID that's not written in plain English, beware ...