lunker 

a large fish

i just caught a lunker last night

lunker by bmoore April 24, 2003

lunker 

An enormous turd left in an unflushed toilet.

Oh my Gawd Shawn? Did you leave this lunker in the toilet? It's got to be at least 17 inches.

lunker by james savik October 3, 2006

Lunker 

A big fish

"I caught a lunker of a trout

Lunker by Big fish 123 September 26, 2019

lunker 

Originally meant to describe the biggest fish in a given body of water, also refers to a larger than average sized penis.

Hey baby, I would love to take you home and shove my lunker in your mouth.

lunker by Kingcockpit January 13, 2009

lunker 

Though the original meaning is "Big fish", "Lunker" has been used in many circles when refering to "big Women", specifically those you may meet in a bar or night club.

"Did you hear that Joe banged that "lunker" from the bar last night....Ewwww"

lunker by Jaeden Smith ,M. April 18, 2004

lunker 

A turd left in bed by a non-resident after a one night stand.

She woke up and found a lunker where that drunk guy was just hours previous.

lunker by Rycona January 26, 2009

lunker 

a large piece of shit used to insult someone or as a friendly way of saying your my friend
also used as a redneck word

Owen you lunker you

lunker by marcus December 21, 2003