When laying the pipe, you realize your dick isn't even touching the walls of her vagina, kind of like tossing a hotdog in a hallway. Most frequently happens when banging the neighborhood trick or if you're slinging a small dick.
When a female has been with several guys, resulting in the numerous penetrations of her vaginal canal, which widens it to the width similar to the comparison of a hotdog in a hallway
Jimmy: "Did you hook up with kandy last night
Javier: "Yeah, but I didn't feel anything, her vagina was like hotdogs in the hallway."