Spam Post Spam /spæm/ Show Spelled [spam] Show IPA noun, verb,spammed, spam·ming. 1. Trademark. a canned food product consisting esp. of pork formed into a solid block. –noun 2.(lowercase) a disruptive, esp. commercial message posted on a computer network or sent as e-mail. –verb (used with object) 3.(lowercase) to send spam to. –verb (used without object) 4.(lowercase) to send spam.