When something is so cringeworthy that is makes the cringe run down your spine to your arse.
That was so embarrassing it gave me a bum cringe.
The term bum blasting comes from the more well known or more commonly used term known as "bum blaster". These terms are often utilized when describing the nature of sexual intercourse between homosexual males.
"Those two homos spend all of there time bum blasting each other. Bum blasting is their life".
Daymmm Lisa..why be such a head bum for? I HATE YOU! Go work out those thunder thighs of yours..
Any sort of tool, shelter, or device crafted from materials easily accessible to the homeless by a homeless person. An example would be a bench press constructed from two wooden crates, a slab of plywood, some rusty bike frames, and a large metal rod fitted with bags of sand or cinderblocks on either end.
"Is that homeless guy fishing with a stick and some pipe cleaners?"
"Yep. That's some serious bum technology"
An ear that Alex Tilley has, it's the kind if ear with a bum at the bottom of the ear lobe, like a bum chin but just on the ear
"Bum-Punch" the battle cry yelled before you playfully punch your partner in the bum. It only counts as a true Bum-Punch if it's yelled or sang seconds before impact.
"you cheeky sod, Bum-Punch!!"
"yelp!"