1A large striped carnivorous feline native to Asia; the tiger (Panthera tigris).
動物園で虎を見た。
I saw a tiger at the zoo.
虎は森の中で獲物を狙っていた。
The tiger was stalking its prey in the forest.
干支の中で虎は寅年を表す。
In the zodiac, the tiger represents the Year of the Tiger.
その山には昔、虎が住んでいたと言われている。
It's said that tigers used to live in that mountain long ago.
2Colloquial term for someone who is very drunk or who drinks heavily; often used in the phrase '酔って虎になる' (to get roaring drunk).
彼は酒に酔うと虎になる。
He turns into a raging drunk when he's had too much to drink.
忘年会で虎になるまで飲んでしまった。
I ended up drinking myself into a stupor at the year-end party.