1 definition by IBKupo
Stands for "Laughing Quietly Under My Breath". Used when in quiet situations or coming across a surprisingly funny situation on the internet or at a place that doesn't concern you.
"Hey! Her status says "There's something vibrating in my room, and I can't find it..." Hehe, the hidden dildo, Lqumb.
by IBKupo August 4, 2009