A PAIR OF PANTS in the US is what we call a pair of trousers here. A pair of pants here is what you wear underneath your trousers.
Don't get your knickers in a twist!
A man claims an old Nano Ipod he had set his pants on fire and paper he had in his pocket saved him from serious scorching.
This story is here.
The INQ guide to the difference between US English and Them English is here. µ
copied from yar linq: POSTED: 5:04 pm EDT October 4, 2007
UPDATED: 2:34 pm EDT October 5, 2007

Actually, if the RAM and CPU in my head still work, you already posted the news at that time....
so you say us and uk got diff words but don't specify which you where referring to...what caught fire his pants US (outer) or his pants UK (inner)?