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Citation Ci*ta"tion, n. [F. citation, LL. citatio, fr.L. citare to cite. See Cite] 1. An official summons or notice given to a person to appear; the paper containing such summons or notice. 2. The act of citing a passage from a book, or from another person, in his own words; also, the passage or words quoted; quotation. This horse load of citations and fathers. --Milton. 3. Enumeration; mention; as, a citation of facts. 4. (Law) A reference to decided cases, or books of authority, to prove a point in law.