Self-defence is the protecting of yourself from attack. Act in self-defence.
In law the force used must be reasonable, which is judged on what you believed at the time. Self-defence classes teach avoidance and noise far more than any technique.
1nounself-defenceThe protecting of yourself from attack.
“The whole case turned on whether it was self-defence.”
self-defence is an action.
Also accepted in games: self-defense
Self plus defence, from Latin defendere, to ward off.
Middle English
self
English
self
English, today
self-defence
From self + defence. self comes from Middle English self. From Middle English salve, self, silf, from Old English self, seolf, sylf, from Proto-Germanic selbaz, from Proto-Indo-European selbʰ- (“one's own”). 2
Etymology from Wiktionary, CC BY-SA