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1.
troll bait; text intended to incite idiots to post, declaring null all rational thought
"Your post was just trommo."
by ashleybur83 April 27, 2008
 
2.
Short definition: Troll ammunition.

Long definition: "trommo" is used in relation to a comment posted on a public or private forum (ex: Craigslist) which could due to the nature of that post's content illicit forum "trolls" to respond in greater than usual numbers.
A: "Dude, I like nice butts."
B: "So trommo."
by whilomphoenix March 27, 2008