What is the meaning of 生?
a raw, uncooked state
Short for 生ビール (“draft beer”).
live
fresh, draft
raw, uncooked, rare
natural, unprocessed
a living
life
I or me, the first person singular (used by males)
a student
(be) born in
purity, a lack of any admixture, a state of being undiluted
unrefined
pure, undefiled, unadulterated
Source: wiktionary.org