Definitions by Felix0504

lum 

Lum is Botswana slang for relaxing/ chilling when you are wasted baked. It defines the sleepy, drowzy feeling you get at the end of a large smoke up with your mates. Incorporated into such expressions as:

'I must Lum'
or
'Look at him, he is Lumming'

lum by Felix0504 March 4, 2008