To participate in white supremacist activities as a middle to old age woman while under the influence of drugs/narcotics/alcohol. Specifically using the inebriation as an excuse to peform racists acts or rage with racist speech either online or in public.
A "Beezer" is someone who participates in "beezing" and is a known older white female racist who only displays their vitriol while intoxicated.
"Hey Karen, lets get an 8ball and beeze out front of the african-american college"
"She got loaded last night and went to the rally and beezed with her neo-nazi boyfriend"
"Her stream last night she smoked up and beezed against the muslims again"