sui·cid·al 
/ˌsu:wəˈsaɪdl̟/ adjective
/ˌsu:wəˈsaɪdl̟/ adjective [more suicidal; most suicidal] 1 : wanting to kill yourself
▪ psychiatrists working with suicidal patients ▪ Her friends are worried that she might be suicidal. [=that she might want to kill herself] : showing a desire to kill yourself ▪ She had suicidal thoughts/tendencies. 2 : extremely dangerous : likely to cause your death
▪ The mission is suicidal. ▪ a suicidal rescue attempt : likely to cause great harm to yourself ▪ He knows that supporting a tax increase would be politically suicidal.
▪ psychiatrists working with suicidal patients ▪ Her friends are worried that she might be suicidal. [=that she might want to kill herself] : showing a desire to kill yourself ▪ She had suicidal thoughts/tendencies.
▪ The mission is suicidal. ▪ a suicidal rescue attempt : likely to cause great harm to yourself ▪ He knows that supporting a tax increase would be politically suicidal.
