look up any word, like cleveland steamer:
 
1.
boulder, colorado
" i smoked some dank shit in boco last week"
by 79877 June 17, 2009
 
2.
Black out with your cack out. For women it's ROHO (Role out with your hole out).
Final exams are over; let's go BOCO in Denver tonight.
by BOCO Master October 28, 2011
 
3.
to always be at fault
omg someone trained us!!
ffs boco!!!!!!!!!!!!!!!!!!!!!!!!!
by Anonymous October 30, 2003