Sharing the payment for several heads (bashs) of weed with friends or acquaintances. Bash-splitting usually happens when everybody within a circle is low on cash and the plug has a minimal order quantity higher than an individual can afford (5-10 bashs)
-Yo boyz, wanna get high tonight?
+ Yeah but shit man, im low on cash
-Same shit mans, but we can ask others and do some bash-splitting.