fastとは　意味・定義・例文

Adjective 形容詞

1. moving or acting quickly

はやい

His legs are fast. ― He is a fast runner. ― He runs fast.

2. firmly fixed or attached

しっかり, 固く

Adverb 副詞

1. quickly

速く, 素早く, 急いで

There are many ways to lose a lot of weight fast.

2. firmly

しっかりと, かたく

3. deeply

ぐっすりと

She is fast asleep.

fast²

Noun 名詞

1. the practice or period of fasting

断食, 断つこと, 節制

Verb 動詞

1. eat a little or no food for a period of time

断食する

He fasted[abstained from food] for five days.