my name is a secret shhhh's definitions
the flaps found inside numerous magazines that fall out onto your lap usually asking you to resubscribe or to buy a certain product
person 1: *reading magazine* holly sh!t what the f*ck was that thing on my f*cking leg!!!!
person 2: dude calm down its just a lap flap....p*ssy
person 2: dude calm down its just a lap flap....p*ssy
by my name is a secret shhhh September 2, 2010
Get the lap flapmug.