i've just had a fat joint so my mouth is full of flem  i've got a cold and i keep sniffing and my mouth is all flemy
when you smoke and your spit goes all thick and horrible so you spit it out or when snot goes into your spit
"i've just had a fat joint so my mouth is full of flem  i've got a cold and i keep sniffing and my mouth is all flemy" What is the definition of "flem"?