noun. A quality somewhat low on gung-ho.
Real citation: "The extent of my can't-be-arsed-itude today is frankly staggering. Contended can't-be-arsed-itude, but can't-be-arsed-itude nonetheless :-D"
(Dec. 10, 2009, Libby Heighway, Twitter, http://twitter.com/soba_girl/statuses/6527101244)
Made-up citation: "About 86% of my brain consists of can't-be-arsed-itude. The rest is, chemically speaking, an old salami sandwich."