To be attacked by a giant panda suddenly and randomly by a giant panda (or other large creature), to have something randomly bad occur unexpectedly. From the webcomic PVP
"I totally had a giant panda attack today when the teacher gaveus a pop quiz"
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."