vt.

1. 弄翻，打翻；傾覆
   The generals plotted to upset the government.

   將軍們策劃推翻政府。

2. 打亂，攪亂
   Rain upset our plans for a picnic.

   下雨打亂了我們的野餐計畫。

3. 意外地擊敗
   The Democrat upset the governor in the election.

   這位民主黨人在選舉中意外地擊敗了州長。

4. 使心煩意亂
   Losing the necklace borrowed from her friend upset her completely.

   她把從朋友那兒借來的項鍊弄丟了，這使她心煩意亂。

5. 使（腸胃）不適
   The lousy food upsets my stomach.

   這糟糕的飯菜使我腸胃不適。

vi.

1. 翻倒；傾覆
   The boat will upset if a storm breaks.

   如遇暴風雨，這條船會翻掉。

a.

1. 翻倒的；翻覆的
   an upset boat

   傾覆的船

2. 攪亂的，混亂的
3. 心煩的，苦惱的[F][（+about/at/over）]
   He was horribly upset over her illness.

   他為她的病而憂心忡忡。

4. 不適的
   I'm suffering from an upset stomach.

   我的腸胃正不舒服著呢。

n.

1. 翻倒；傾覆[C][U]
   The upset of the boat caused three deaths.

   翻船造成三人死亡。

2. 混亂，攪亂[C]
   The fire caused an upset in the building.

   失火使大樓裡一片混亂。

3. 意外的擊敗[C]
   Our team suffered an upset.

   我們的球隊遭到意外的失敗。

4. 心煩意亂[C]
   The news gave her quite an upset.

   這消息使她大為心煩意亂。

5. （腸胃的）不舒服[U]
   I had a stomach upset last night.

   我昨天夜裡腸胃不適。

6. 【口】吵架[C]

v.

1. make unhappy, disappointed, or worried.
2. knock over.
3. disrupt.
   ▸disturb the digestion of (a person's stomach).
4. [often as noun upsetting] shorten and thicken the end or edge of (a metal bar, wheel rim, or other object).

n.

1. a state of being upset.
2. an unexpected result or situation.

adj.

1. /ʌpˈsɛt/ unhappy, disappointed, or worried.
2. /ˈʌpsɛt/ (of a person's stomach) having disturbed digestion.