greaser

American  

[gree-ser] / ˈgri sər /

noun

1. a person or thing that greases.

2. Slang: Extremely Disparaging and Offensive.  a contemptuous term used to refer to a Latin American, especially a Mexican.

3. Slang.  a swaggering young tough, especially a member of a street gang.

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ˈgreaser British  

/ ˈɡriːzə, ˈɡriːsə /

noun

1. a mechanic, esp of motor vehicles

2. a semiskilled engine attendant aboard a merchant ship

3. a young long-haired motorcyclist, usually one of a gang

4. an unpleasant person, esp one who ingratiates himself with superiors

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Etymology

Origin of greaser

First recorded in 1635–45; grease + -er ¹