Used to describe details that are both numerous and “juicy”, but which are not suitable to discuss in front of ladies or children. Usually uttered in an uncomplimentary context, where the speaker feels revulsion or disgust, or is upset with the loose-tongued “reporter” for not having more discretion in what details he is choosing to divulge.
Clueless guy: Wow, you should see the awesome collection of secret-fantasy toys that Barry has! He’s got zebra-striped-fur-lined handcuffs, a gold-plated whipped-cream dispenser, stainless-steel-studded black-leather collars and belts with ---“
Squeamish dude: Uggghhhhh… TMI, Bud! Spare me the assordid details!