What does "fight off" mean?

To resist an illness successfully To combat infection or disease.

How do you use "fight off" in a sentence?

I'm trying to fight off a cold. Her immune system fought it off. He managed to fight off the virus.

Phrasal Verb BritishAmericanAustralian ★★★★☆ Common Neutral

Meaning: To resist an illness successfully

抵抗疾病

Combatir una enfermedad

病気と闘う

병을 이겨내다

To combat infection or disease.

对抗感染或疾病。

Resistir una infección o enfermedad con éxito.

感染症や病気に抵抗すること。

감염이나 질병과 싸우다.

Base verb: fight

Particle: off

Separable: Yes — the object can go between the verb and particle

I'm trying to fight off a cold.
我在努力抵抗感冒
Estoy intentando quitarme este resfriado
風邪と闘っている
감기를 이겨내려고 하고 있다.
Her immune system fought it off.
她的免疫系统击退了它
Su sistema inmune lo combatió
彼女の免疫システムがそれを撃退した
그녀의 면역 체계가 그것을 물리쳤다.
He managed to fight off the virus.
他成功抵御了病毒
Consiguió vencer al virus
彼はなんとかウイルスに打ち勝った
그는 가까스로 바이러스를 이겨냈다.

Context: illness, immune, recovery

Tone: determined

From battling against illness.

Era: Modern

Generation: All ages

Social background: Universal