■ noun
1》 trademark a tinned meat product made mainly from ham.
2》 irrelevant or inappropriate messages sent on the Internet to a large number of newsgroups or users.
■ verb send the same message indiscriminately to (large numbers of newsgroups or users) on the Internet.
Derivatives
~mer noun
~ming noun
Origin
1930s: appar. from sp(iced h)am ; the Internet sense prob. derives from a sketch by the British ‘Monty Python’ comedy group, set in a cafe in which every item on the menu includes ~.