Su"i*cide (?), n. [L. sui of one's self (akin to suus one's own) + caedere to slay, to kill. Cf. So, adv., Homicide.]
The act of taking one's own life voluntary and intentionally; self-murder; specifically (Law), the felonious killing of one's self; the deliberate and intentional destruction of one's own life by a person of years of discretion and of sound mind.
One guilty of self-murder; a felo-de- se.
Ruin of one's own interests. "Intestine war, which may be justly called political suicide." V. Knox.
© Webster 1913