hold one's own
https://gyazo.com/b392f3177bf0a32930dbaf6ac19afb88
source: [Fate/stay nightの衛宮士郎と葛木宗一郎が攻防を繰り広げるGIF画像｜無料GIF画像検索 GIFMAGAZINE
690701]
hold
one's
own
retain
a
position
of
strength
in a
challenging
situation
:
持ちこたえている、屈しない、引けを取らない
e.g.
I can hold my own in a fight.
#collocation