What is Morning Oyster?
1.
Coughing up detritus from the lining of the throat and lungs,usually associated with smoking and drinking the night before,usually in a liquidy-greenish spot,with,erm,...bits ;)
I woke up this morning after that clubbing session,and it felt like I had sandpaper in my throat,and baffles in my lungs. I had a long drink of water for my throat,and a good old hoik over the verandah for a morning oyster
See