| 释义 |
tip-offˈtip-off noun [countable]   - Tip-off is at 7:30 tonight in the Coliseum.
- Acting on a tip-off, customs officers seized 50 kilos of cocaine from a house in Leicester.
- Police were called to the hotel after a tip-off.
- The fact he hasn't called should be a tip-off that he's not interested.
- A sure tip-off that you have structural problems is repeated ideas.
- Acting on a tip-off, they searched the car and its occupants.
- Even if the tip-off is anonymous, make it.
- The tip-off is your focus on performance that needs improvement, rather than focusing on your successes.
- The raid had been anticipated for months following a tip-off to the Metropolitan police.
- There was a climate of fear after anonymous tip-offs claiming that live weapons would be used.
- Unusual swimming patterns are often a tip-off that a whale is in danger.
► warning something that you say or do to tell people about danger, or to tell them not to do something: · All cigarette packets carry a government health warning.· She ignored her parents' warnings.· The army issued a warning that anyone who was out on the streets after dark was likely to be shot. ► caution formal an official warning or a piece of advice telling you to be careful: · Caution: do not install electrical equipment near or around water sources.· The video begins with a caution that you must do some warm-up exercises first. ► tip-off informal a warning that someone is about to do something, especially one given to the police about a crime: · Police were called to the hotel after a tip-off. ► alert a warning to be ready for possible danger that may happen soon: · Twelve flood alerts have been issued to areas along the River Severn.· a fire alert· The ambulance services were on red alert (=they were ready to take action immediately). ► advisory formal an official warning or notice that gives information about a dangerous situation: · The air pollution gets so bad on some days that health advisories are posted at park entrances. ► caveat formal a warning that something may not be completely true, effective etc. Also used when pointing out that it is important to remember something: · The woman was offered treatment, but with the caveat that it had only a 30% chance of success.· One caveat is that you must take the goods back to the shop within 14 days.· There is one important caveat to this argument. a spoken or written statement that warns people► warning something that you say or do to warn people about danger or to warn them not to do something: · All cigarette packets carry a government health warning.give a warning: · The weather report gave a warning of more snow and icy roads.warning to: · Two of the prisoners were publicly beaten, as a warning to the others.without (any) warning (=without giving a warning): · Soldiers began firing into the crowd without any warning. ► tip-off a warning that something bad is going to happen, especially a warning about a crime that is given to the police in time for them to stop it happening: · Police were called to the hotel after a tip-off.acting on a tip-off (=doing something because of a tip-off): · Acting on a tip-off, customs officers seized 50 kilos of cocaine from a house in Leicester. ► caution formal a warning to someone about a possible danger, especially a warning added to the end of a statement or piece of information: · This caution cannot be overstated: if the belts are incorrectly adjusted they are useless.· Caution: do not install electrical equipment near or around water sources. 1informal a secret warning or piece of information, especially one given to the police about illegal activities:  The arrests came after a tip-off from a member of the public.2American English informal something that shows you that something is true, even though you did not expect it to be true: The fact that he hasn’t called should be a tip-off that he’s not interested.3the beginning of a basketball game, when the ball is thrown into the air and two players jump up to try to gain control of it |