trash-talk
PRONUNCIATION: trshtôk KEY
INTRANSITIVE VERB: Inflected forms: trash-·talked, trash-·talk·ing, trash-·talks
To speak disparagingly, often insultingly or abusively about a person or group.
This site looks pretty good considering all the issues that are going on in here. But i thought it would be a good snowmobile site to join, and talk sleds during the off season.