一口气 Traditional form: 一口氣 Pinyin (reading): yīkǒuqì Definitions: one breath in one breath at a stretch Characters: 一 - one; a, an; alone 口 - mouth; entrance, gate, opening 气 - air, gas; steam, vapor; anger Traditional characters: 一 - one; a, an; alone 口 - mouth; entrance, gate, opening 氣 - air, gas; steam, vapor; anger