UPU - abbr. Universal Postal Union. ...

upholster - v.tr. 1 provide (furniture) with upholstery. 2 furnish ...

upset - v., n., & adj. (upsetting; past and past part. upset) 1 tr. & intr. overturn or...

upstart - n. & adj. a person who has risen suddenly to prominence, esp. one ...

upstairs - adv., adj., & n. to or on an upper floor. (also upstair) situated upstairs. an...

upas - n. 1 (in full upas-tree) a a Javanese tree, Antiaris toxicaria, yielding a milky...

upom - prep. = ON. Upon is sometimes more formal, and is preferred in once upon a time...

upwarp - n. Geol. a broad surface elevation; an anticline. ...

uppity - adj. colloq. uppish, snobbish. [fanciful f. UP]...

upgrade - v. & n. tr. 1 raise in rank etc. 2 improve (equipment,...

upfront - adv. & adj. colloq. (usu. up front) 1 at the front; in front. 2 (of payments) in...