mushin, n.Definitions

Mushin (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠"no mind" in Zen swordsmanship: relaxed openness in every direction, ready to spring from rest to wherever the attack comes.