When upon attempting to insert your penis into your partner’s rectum you are met with a copious outpouring of fecal matter. The same as Cambodian landslide.
— I am traumatised for life.

— How come?
— I tried to fuck Yahya up the butt last night and he gave me a Somalian avalanche.
by BiggerAnyway March 8, 2018
Get the somalian avalanche mug.