adverb

  1. in one go, in one gulp, in one breath, without stopping, without pausing, without resting, in one sitting, at a stretch, all at once.
  2. immediately, instantly, right away, straight away, straightaway.

Variations

Pronunciation Kanji Kana Is Common
 
一気に いっきに

Contained Kanji Breakdown

one, one radical (no.1)
イチ いっ ひと- (1st, N5)
spirit, mind, air
キ き ケ (1st, N5)
spirit, steam radical (no. 84)
キ ケ いき (Kentei 1)
person(人) variant
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
mow, cut grass, subdue
ガイ ゲ おさ.める (Kentei 1)