Top definition
A small amount of tobacco used to cover the hole in the bowl of the bong in order to prevent marijuana (weed, tree, ganga, pot, green, etc) from falling through and being wasted.
"Put a tobb stop in there for me so we can stretch the weed a bit"
by Legalize-iT September 27, 2011
Get the mug
Get a Tobb Stop mug for your cat James.