1) When something
extra/ unexpected (usually illicit) is added to a seemingly
normal item
2) Can also be used as code for asking someone if an illicit substance is added to a non-illicit substance
3) Phrase for an ordinary activity that was unexpectedly
extraordinary
Man, that hookah messed me up last night. Was it con queso?
(asking if weed was added to the hookah tobacco)
Are these girls drinks con queso?
(asking if there is any GHB in the girls drinks)
Was that blow
job con queso?
(asking if she swallowed)
Dude, that
sex last night with the girl I met was con queso!
(meaning you got anal, the
sex was better than expected, etc)