Something that is young and fresh, usually dealing with the physical makeup of a human being. The opposite of old and busted.
Breon is old and busted. Meghan is the new hotness.
To refer to something as being better than a previous ownership. Mostly used when talking about cars. Made famous by J.W.A.S!
Yo did u check out Josh's new hotness? Much better than that p.o.s Escort he used to have.