A Canadian term (Southern term, what bleeds into upstate Ny unintentionally...)for " Big shooter" or someone who is going too hard, too fast. Also see; someone who is clearly outmatched by your
people's drinking capabilities, and/or
intellectual prowess thus, reiterating the fact that they are indeed as low brow as you thought they were/are -no matter how long you have been
friends... i.e. big shootsey wootsey