The term "Gumblebumbles" means your shocked, scared or excited. You can also use if something like your boobs are shaking or jiggling.
Like "oh my gumblebumbles" or you can use it like "oh no my gumblebumbles are shaking."
The word "Gumblebumbles" i used to describe someone that's shocked, scared or excited! You can also use it as a body part like boobs.
For example if your excited you may say "Oh. My. Gumblebumbles!" or if your using it as a body part you can say "My gumblebumbles are shaking."