Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Suicidal \Su"i*ci`dal\, a. Partaking of, or of the nature of, the crime or suicide. -- Su"i*ci`dal*ly, adv.
Douglas Harper's Etymology Dictionary
Wiktionary
a. 1 Pertaining to suicide. 2 (context of a person English) Likely to commit, or to attempt to commit, suicide. 3 (context informal English) Extremely reckless. n. someone suicidal, someone likely to kill themselves
WordNet
adj. dangerous to yourself or your interests; "suicidal impulses"; "a suicidal corporate takeover strategy"; "a kamikaze pilot" [syn: self-destructive]
Usage examples of "suicidal".
To get at them, Meir Amit used his top agent inside Egypt, the riding-school-owner Wolfgang Lutz, who found himself from September 1963 onward forced to take suicidal risks, which sixteen months later would lead to his undoing.
Taylor, who at great personal risk had secretly gone to Rome to confer with Badoglio, reported that because of Italian defeatism and German strength the dropping of an American airborne division there appeared to be suicidal.
Still, falling into a five-year depression as an adult where I was sleeping an average of eighteen hours a day, struggling with suicidal ideation, unable to work during four of those years, and then dealing with the memory loss and confusion resulting from twenty-one electroshock treatments was the highlight of my struggles.
Tenth took part in a brave but, frankly, suicidal attempt to retake Kneck Keep a few days ago, sir.
Satisfied that he could do it, he continued refining that skill, riping criminals, derelicts, and the mentally unstable into loyal drones, all eager to make that suicidal time jump and be entombed forever in the earth, all to build his little home.
Two years ago, something like this would have broken me, sent me into a tailspin of agony and despair and suicidal self-pity.
The tipper followed belatedly, cutting across the track of a bus with a suicidal verve as the lights were changing to red.
It would be suicidal, even after the acetylene lamp had been extinguished.
Boca Osa was not in the least pleased to be forced to afford lodging to armed troops of the excommunicant French trespassers, still less to courteously entertain their snobbish officers, some of whom he recognized anyway as men he and his expeditionary force had driven out of this very town after their suicidal commander had blown up the French fort with him in it.
He knew exactly where the Molt was going to appear, but spraying the area a hundred and fifty meters down the wash would have been suicidal.
It was already known that bees could die from too much stress, and now some claimed that the extensive patrolling of the invaders, the disappearance of monogyny - rule by a single queen - from the mass swarms, or the difficulty of preparing for winter at such a late date had made the bees functionally neurotic and suicidal.
With no audiences for his bravado, the self-styled Prince of Potcher was soon left with only a few score giddy boys and girls with longbows and a dozen suicidal bomb-throwers whose numbers were reduced each time they acted.
Time and again, he drew the Quizzer back from a line of investigation that seemed too likely to provide the suicidal impulse.
As they watched enthralled, the angry buzzing Saturnian ships zeroed in on the fat egg-shaped ship and flung themselves at it with the abandon of suicidal flies doing a kamikaze act against a windowpane.
When Shettles and Lax visited, they saw a severely troubled teenager who they feared might be suicidal.