Someone who mistakenly submerges, jumps into or enters a body of
water (swimming pool,
ocean) while holding a joint or blunt, or while carrying a quantity of
marijuana.
"He jumped in the pool with the doob? What a Loz"
"He went swimming with the green in his pocket!
Stupid Lozza!"
"He did a Loz and got all the
bud soaking
wet."