It hit me like an ash from a cigar illegally smoked by the person in front of me one summer on an elevated train.
KOs
Keith Olbermann
Kid Oakland
the stock market symbol for the Coca-cola corporation
a knockout
a strikeout
Korea
A Chinese weapon
knock-offs
It gives me the kreeps to think Koko Taylor might be involved, too.
KObe beef
KObe Bryant
KOKOmo (a double barrel if I ever saw one suggesting the hidden K-K-K-)
OKKO, the mirror
WaKO, TX
Kenya Obama
King Otto
King Oliver
Kitty Orgasms (=pooties)