Definition of indexs:
(n) :
An alphabetical listing of items and their location.
(n) :
The index finger; the forefinger.
(n) :
(computing, especially programming and databases) An integer or other key indicating the location of data, e.g. within an array, vector, database table, associative array, or hash table.
(n) :
(computing, databases) A data structure that improves the performance of operations on a table.
(n) :
(typography) A symbol resembling a pointing hand, used to direct particular attention to a note or paragraph.
(n) :
That which points out; that which shows, indicates, manifests, or discloses.