1
to be decided;to be settled;to be fixed;to be arranged
いつ始めるのかはまだ決まっていない。
It is still undecided when we will begin.
2
to be unchanging;to be the same (as always);to be fixed;to be set
as 決まっている or 決まった
3
to be a fixed rule;to be destined;to be a convention;to be a custom;to be common knowledge
as ...と決まっている
4
to be well executed (of a manoeuvre in a sport, game, etc.);to go well;to succeed;to connect (of a punch)
5
to look good (of clothing);to look sharp;to be stylish;to suit one;to be held in place (of a hairdo)
6
to be struck and held (of a pose in kabuki)
7
to get high (on drugs)
usu. written as キマる
Other forms
決る 【きまる】 (irregular okurigana usage) · 極る 【きまる】