looner
n.— «Balloon fetishists, or “looners,” as they call themselves, are sharply divided on the issue of “to pop or not to pop” and “flame wars over the issue take up a significant amount of space on the balloon-fetish chat rooms.”» —“Working Out the Kinks” by Josey Vogels AlterNet May 15, 2008. (source: Double-Tongued Dictionary)