Merriam-Webster's Collegiate® Dictionary, 11th Edition
ITEM
I. adverb
Etymology: Middle English, from Latin, from ita thus
Date: 14th century
and in addition ; also ,
II. noun
Date: 1561
warning , hint , a distinct part in an enumeration, account, or series ; article , an object of attention, concern, or interest, a separate piece of news or information, a couple in a romantic or sexual relationship, Synonyms: see: item
III. transitive verb
Date: 1601
compute , reckon , to set down the particular details of