A term used in place of blow job or other commonly known words for practicing oral sex on males. It is utilized when you want to discretely talk about dick sucking in public without others knowing. Can also be used to refer to people, generally males, who are considered to be a tool or asshole.
Nick got meatsmoked by a prostitute and now has gonorrhea for the second time.
Did you see that kid, what a meatsmoke.