Beaner

From bean + -er. Literally "a person who eats refried beans".

Full definition of beaner

(plural beaners)

1999, Gregory Alan Norton, There Ain't no Justice, Just Us, You're gonna work out good, Dave. I was afraid they were gonna hire another nigger or a beaner.
2003, Roy Yelverton, Shovelhead Red – The Drifter's Way Chapter chapter 2, Hey bro I'm a beaner, we ain't good at math. Jeez, dawn 'ju watch TV?
2005, w:Carlos Mencia, w, I'm a beaner, and I'm telling you white people, that's a bullshit number right off the bat!

Unknown.

(plural beaners)

2001, 2 October, William, Capturing Group Therapy Hours?, Any ideas on how I could solve this problem? This seems to be beyond what my beaner can solve right now....I hope all this work wasn't for nothing!
2004, 30 April, Active8 username, Re: Smith Chart question, I know what picture yer referring to, but I didn't have a problem with that because the fundamentals of reactance have been in my beaner since I was a teen.
2011, Mike Griffin, Tales of the Lost Flamingo, AuthorHouse (2011), ISBN 9781456760533, page 159:Before Chester could compose himself, the Bombshell leaned over and planted a ruby red smackaroo right on top of his bald spot. Chester Cranepool had had a few things hit him on top of his head before, but nothing that felt that good. Looking like a Franciscan monk with a bullseye on his beaner, Chester simply said, â€œBless you, my child.â€

1942, Forrest Edwin Long and Philip Westcot Lawrence Cox, The Clearing House, Gee, that would be a beaner of a sign for education
1949, Martha Ostenso, The Sunset Tree, Pride, indeed, Esther thought — that was a beaner! There was more purse than pride in Mayme's repentant heart

This sense of a superior or admirable person, from U.S. baseball slang in the 1940s and 1950s, is now almost completely superseded.