narrowback
[ nar-oh-bak ]
/ ˈnær oʊˌbæk /
noun Slang.
a person of slight build who is unfit for hard labor.
Disparaging.
a contemptuous term used to refer to an Irish-American.
Origin of narrowback
1920–25
usage note for narrowback
This term was used by Irish immigrants to refer to the generation born in America.