1. A marvel of industrial engineering, linking the industrial town of Hull with the fishing port of Grimsby

2. The female perineum, so called because like the Humber Bridge it links a place that stinks of shit with one that stinks of fish.

A jack off buddy (from 'cum' /'come', meaning 'semen', and 'companion'); a friend that you get together with for sessions of solo or mutual masturbation
Variant of: cumpanion (from 'companion' & 'cum'); jack off buddy & wank bud & JO buddy
Similar to: fuck buddy

the fleshy section in between a woman's vagina and anus, also known as a female gooch. So-called because the Humber Bridge in England links the towns of Hull & Grimsby, i.e. 'the fishy bit to the shitty bit'.