Top definition. Tunnel Buddies sex. When guys have slept with the same girl on different occasions.
Are you seriousyou slept with Sara too. You know that makes you and Frankie Tunnel Buddies!
Tunnel Buddies unknown. When two male individuals have sex with the a female within a short period of time.
ДЛЯ ПОДТВЕРЖДЕНИЯ, ЧТО ВЫ СТАРШЕ 18-ТИ, ПОЖАЛУЙСТА, АВТОРИЗИРУЙТЕСЬ ЧЕРЕЗ ВК
This word became popular in the Howard Stern Show. Having sex with these chicks last night made us official Tunnel Buddies.
Two guys who lasbeinxxx banged the same girl.