noun, na-adjective, noun which may take the genitive case particle 'no'
complete desperation; reckless abandon
Colloquial noun/adjectival noun describing a state of having given up and acting recklessly or desperately, often with a self-destructive or defiant tone. Related to やけ (desperation).
See also: やけ
もうやけっぱちで、全部投げ出したくなった。
I was so desperate I felt like throwing everything away.
やけっぱちな気持ちで、無茶な運転をしてしまった。
In a fit of reckless desperation, I drove dangerously.