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armed and dangerous

Possessing a weapon and likely to use it. Typically said of criminals, especially fugitives. The most wanted fugitives on this list are all considered armed and dangerous.
See also: and, arm, dangerous

*armed and dangerous

Cliché [of someone who is suspected of a crime] having a gun or other lethal weapon and not being reluctant to use it. (This is part of a warning to police officers who might try to capture an armed suspect. *Typically: be ~; be regarded as ~; be presumed to be ~.) The murderer is at large, presumed to be armed and dangerous. The suspect has killed once and is armed and dangerous.
See also: and, arm, dangerous

little knowledge is a dangerous thing

 and little learning is a dangerous thing
Prov. Cliché If you only know a little about something, you may feel you are qualified to make judgments when, in fact, you are not. After Bill read one book on the history of Venezuela, he felt he was an authority on the subject, but he wound up looking like a fool in discussions with people who knew a lot more about it than he did. A little learning is a dangerous thing.

on shaky ground

 and on dangerous ground
Fig. [of an idea or proposal] on an unstable or questionable foundation; [of an idea or proposal] founded on a risky premise. When you suggest that we are to blame, you are on shaky ground. There is no evidence that we are at fault. The case for relying solely on nuclear energy seems to be on dangerous ground.
See also: ground, on, shaky

on dangerous ground

likely to cause offense I know I'm on dangerous ground here, but it is a fact that some women do not find motherhood to be a magical experience.
See also: dangerous, ground, on

on shaky ground

not supported very well Despite high retail prices and growing demand, the beef industry is still on shaky ground.
See also: ground, on, shaky

live dangerously

to not worry about the risks involved in your actions She always felt a powerful attraction to men who lived dangerously.
Related vocabulary: (live) on the edge
See also: live

on dangerous ground

if you are on dangerous ground, you are talking about a subject which might upset or offend people The author is on dangerous ground when he starts criticizing modern women's literature. She sensed she was treading on dangerous ground when her father began to look rather annoyed.
See also: dangerous, ground, on

little knowledge is a dangerous thing, a

Also, a little learning is a dangerous thing. Knowing a little about something tempts one to overestimate one's abilities. For example, I know you've assembled furniture, but that doesn't mean you can build an entire wall system; remember, a little knowledge . This maxim, originally a line from Alexander Pope's An Essay on Criticism (1709), has been repeated with slight variations ever since. It is still heard, although less frequently, and sometimes shortened, as in the example.

live dangerously

Take numerous risks, be daring, as in Bill never knows if he'll have enough money to pay the next month's rent-he likes to live dangerously . This expression figured in the work of such 19th-century German writers as Nietzsche, who regarded it as an admirable course of action. Today it is often used with mildly humorous effect, as in the example. [c. 1900]
See also: live
References in periodicals archive ?
It would be oppressive because findings of dangerousness are easily made.
In an effort to save Corrado from that void, I offered my own relationship to chocolate as a way to understand criminal dangerousness.
Precise definitions and standards of dangerousness are crucial to researchers interested in determining exactly what is being predicted so that they may establish whether the predictions are reliable.
Typical cases received for services include abductions and mysterious disappearances of children; serial murders; single homicides; serial rapes; threats; and assessments of dangerousness in matters, such as workplace, school, and domestic violence, as well as stalking.
The case was adjourned for a presentence report to be prepared on Lawlor, which the Judge said should address the question of his dangerousness, and he was remanded in custody.
For dangerousness typologies relating to militia and extremist groups, see James E.
Judge Richard Cole said there should be a presentence report because the sentencing Judge will need to consider 'the issue of dangerousness.
This experience enables investigators to qualify as experts when testifying at bail hearings about the dangerousness of stalkers.
Stovall replied that ``so long as we have a medical justification for commitment and we show future dangerousness,'' such a law would be valid.
South Carolina, (2) the Court held that a capital defendant must be allowed to inform the jury of his prospective parole ineligibility, but only where: 1) the prosecutor had raised the issue of the defendant's future dangerousness, and 2) the only alternative to death is life imprisonment without the possibility of parole.
He said, ``There is no link between severe personality disorders and dangerousness and many people who are dangerous do not have a personality disorder.
Four justices, led by Justice Harry Blackmun, found that when the defendant's future dangerousness is an issue, due process requires that the jury be informed of the defendant's parole ineligibility.
Acuteness of behavioral dyscontrol and imminent dangerousness at the time of the visit were common characteristics of appropriate use by most combinations of the three methods of rating visits.
Specifically, we examine how the crossroads of clinicolegal science have produced problematic criteria for civil commitment by exhaustively focusing on the meaning of mental illness and dangerousness.