This word does not need a definition. It doesn't make sense, it's just funny. USe it in any situation (E.g. uncomfortable, awkward, happy, sad, excited, etc.)
Mate 1: "What should I wear today?"
Mate 2: "Ya mums skin"
by yamumsskin March 6, 2020
Get the ya mums skin mug.
it's your mums skin people usually bring it in a container to there friends house!
hey is ya mums skin itchy?

did you bring it in a container
by ya mums skin March 5, 2020
Get the ya mums skin mug.