What is Yosi?
1.
YOSI is a slang derivative of the Tagalog word SIgarilYO (from Spanish, cigarrillo for cigarette), with its first and last syllables put together in reversed order.
cigarrillo = sigarilyo = SI garil YO = SIYO = YOSI
Huy! Mag-yosi muna tayo...
"Hey! Let's have a cigarette first..."
See
2.
phillipino way to say cigarette
wanna yosi, wann yose?