slam-clicker
People who upon checking into a hotel with others remain in their rooms instead of socializing. Used by airline crew to describe those who don’t go out.
Slam – as in closing the door
Click – as in locking it immediately
also see: Olymic Flames
Flight attendant: “We arrived in London and were ready to party, unfortunately many in our crew were ‘slam-clickers’ and we never saw them.”