Back to pedantry corner - OED short definitions - Just say if you need the full text.... :-)
1. U.P. in U, n.1 1864
...United Presbyterian....
2. U.P. in U, n.1 view full entry 1908
...United Provinces (of Agra and Oudh, India), now, Uttar Pradesh....
3. U.P. in U, n.1 1915
...United Press....
4. U.P. in U, n.1 1943
...United Party (spec. of South Africa)....
5. U.P. in U, n.1 1838
...slang or colloq.U.P....
6. up, n. 1536
...One who or that which is up, in various senses. rare....
7. up, adj. a1400
...Dwelling up-country....
8. up, v. 1560-1
...To drive up and catch (swans, etc.) so as to provide with the mark of ownership. Cf. upping1 ? Obs....
9. up, adv.1 c825
...To or towards a point or place higher than another and lying directly (or almost directly) above it; so as to raise or bring, come or tend, to or towards a highter...
10. up, adv.2 c897
...At some distance above the ground or earth; high in the air; on high; aloft....
11. † up, prep.1 c960
...So as to reach, or be on, by ascension....
12. up, prep.2 1509
...From a lower to a higher point on or along (an ascent); so as to ascend or mount (a stair, slope, etc.)....
13. up-, prefix a1200
...In comb. with ns. (except as in 3d3e)....
14. -up, suffix
...The adverb up appended to vbs. (ns., etc.) as a suffix forming substantival or adjectival compounds (usu. derived from a simple vbl. phr.: see upII.), implying an...