I smoke weed.

Which means.

I smoke alone.
I smoke on the phone.
I smoke in public.
I smoke at the park.
I smoke while I'm baking a cake.
I smoke in groups.
I smoke while watching t.v.
I smoke while walking.
I smoke while talking.
I smoke while stalking.
I smoke while gawking.
I smoke while taking a picture.
etc etc etc etc etc etc

It means...I smoke weed.