noun
bareback sex; unprotected sex
Slang term, especially used in male gay contexts, for sex without a condom. The literal meaning is 'raw digging'.
生掘りは危険だから、必ずゴムをつけよう。
Bareback sex is dangerous, so always use a condom.
彼は生掘りを好むらしい。
He seems to prefer unprotected sex.