When the labia hangs precariously below the vag opening as a result of either plentiful pounding or as a result of perpetual camel toe. This condition is especially visible when wearing pants that enhance an already pronounced camel toe.
Dr. Robic has a serious case of dangle-twat: it was clearly visible in those gray dress pants. She should tighten that vag up, buy bigger pants, or stop taking such wide cock.
When an unshaven whore who has taken a load inside her proceeds to not shower or clean herself after, leaving the cum to crust within her pubes. Thus over time tangling into a dingletwat.
While exploring the many seen land of that one open legged hoes vag, i ran unexpectedly into a nasty crust wad of jizz in her pubes. That dingletwat was huge and haunts me for the rest of my life.
When a girl has a wet vagina and she is wearing cloth panties, little pieces of the material will stick to the end of her vagina hairs. This is dingletwatten.
I went down on this girl who didn't shave for a few days and I had dingletwatten stuck between my teeth. It wasn't very pleasant.