When you want to describe something incredible or just fucking stupid. Many people use it for some shit like geometry or something, but those people are just some stupid dickheads.
"Oh my god, Riccardo is so trasversal"
"What do you mean?"
"He's retarded"
The horizontal or 'across-wise' stratification of Society
"If all Life is sacrosanct (or sacred or holy), with equal rights to and equally worthy of development, then Love requires an 'Order' by which the development of each and every one is possible."
- Frank E Warner 'Future of Man' (London 1944)
Only Life itself and Life's Wellbeing can occupy the Primeposition in the FutureWorld Traversarchy.