Stands for 'U C Lots (of) Koreans'
Derived from the overpopulation of Koreans at UCLA
Los Angeles is the place where most Koreans reside besides Korea itself
'Hey do you go to UCLA?'

'Nah, I go to UCLK'

'Oh, cool beans'
by riiishad August 30, 2009
Get the UCLK mug.