networking (LU) A primary component of SNA, an LU is a type of NAU that enables end users to communicate with each other and gain access to SNA network resources. (1997-04-30)
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
the offspring of a zebra and a donkey.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.