What does "suicidal" mean?

Someone suicidal; someone likely to kill themselves.

What is a synonym for "suicidal"?

Common synonyms include: baneful, bloodthirsty, bloody, bloody minded, bloody-minded, bowed-down.

Pronounced //ˌsuː.ɪˈsaɪ.dəl//.

//ˌsuː.ɪˈsaɪ.dəl// adj, noun, slang

adj, noun, slang ·Common ·High school level

Noun

Adjective

1
Pertaining to suicide.
"He is an authority on the precursors of suicidal behavior."
2
Likely to commit, or to attempt to commit, suicide.
"After losing his job, his wife, and his leg in a single week, he became suicidal."
3
Highly likely to certain to result in the deaths of the participants; dangerous or reckless to such a degree as to be tantamount to suicide for those taking part.
"Now, that, admittedly, did do an awful lot more damage (the 5th and 6th were almost completely wiped out), but the High Seas Fleet was, in turn, almost completely wiped out (in fact, basically was wiped out, to a man) by the oncoming rest of the British Grand Fleet, and it was decided by everybody that this kind of, like, suicidal, completely suicidal, charge was probably a bit out of character for Hipper, and so we didn't take that particular one into account."
4
Extremely reckless. excessive, informal
"His driving habits are utterly suicidal."