/feɪnt/
verb
= passed out
to faint from hunger

Suddenly the woman in front of me fainted.

informal
I almost fainted (= I was very surprised) when she told me.

adjective
that cannot be clearly seen, heard or smelt (光、声、味)微弱的,不清楚的
a faint glow/glimmer/light
微弱的光亮/闪光/光
a faint smell of perfume
淡淡的香水味
We could hear their voices growing fainter as they walked down the road.
他们沿路走远时我们听见他们的说话声逐渐模糊。
His breathing became faint.
他的呼吸变得微弱了。