Nose In Your Blow lyrics

Nosin' your blow
in the wintertime baby,
nosin' your blow.
Nosin' your blow baby.
And, you're crazy.
You go crazy.
You're going in-sane!!!
Baby,
don't worry about it.
Have another sandwich.
Nosin' your blow.
Got nowhere to go
in the snow.

Submitted by Guest

What do you think is the meaning of Nose In Your Blow by Van Morrison?