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Jaeseok, can be pronounced almost like Jason.

- A Jaeseok is 100% bisexual, since he always gropes people of either gender
- S/he is also an asians-only person. As seen by his name.

The word Jaeseok can also be used as an adjective, meaning egoistic, self-righteous, or just fucking plain stupid.
Adjective; Oh god, im such a Jaeseok

OMG DID YOU JUST SEE JAESEOK HUMP THAT GUY FROM BEHIND! OHH...WHAT THEE...MRS. PARK?! OH HELL NOOO..thats just wronggg.
by hyerju June 18, 2009
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