The snail that comes out of the Holo-Recorder in the TV show Futurama. When the Holo-Recorder is played badly, the grumpy snail often becomes "too grumpy". Can also describe someone who is grumpy.
by Zide July 06, 2009
When one partner lays reluctantly on his/her stomach and is then penetrated in the anus by their partner. Said partner has their back haunched for maximum insertion-giving the appearance of the shell.
by fireman623 October 17, 2013