from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Chiefly British Oxford and Cambridge universities, especially when regarded as the seat of traditional academic excellence, privilege, and exclusiveness.
- adj. Of or characteristic of Oxbridge: spoke with an Oxbridge accent.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. The University of Oxford and the University of Cambridge collectively, in contrast to redbrick universities.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. general term for an ancient and prestigious and privileged university (especially Oxford University or Cambridge University)
Ox(ford) + (Cam)bridge.(American Heritage® Dictionary of the English Language, Fourth Edition)
Blend of Oxford and Cambridge (Wiktionary)