Synonym of cloud nine.

(cricket) The batsman who bats last; usually the worst batsman in the side.

A back issue of a magazine, etc. / Anything considered old-fashioned.

A mandatory unique alphanumeric code (usually 17 characters long) assigned to each vehicle produced, stamped into the metal on the dashboard on the left-hand side (viewable through the windshield), and on the engine block and at least one other place somewhere on the body of the vehicle.

A common alternative form of PIN (in the sense of "personal identification number").

(chemistry) The number of other atoms surrounding an atom in a molecule / (inorganic chemistry) The number of ligands surrounding a central metal atom in a coordination compound

(complex analysis) An imaginary number.

Synonym of Greek numeral

(library science) An identification number, usually consisting of a combination of numbers and characters, used to identify and locate materials within a library.

simple past tense and past participle of number