The act of heating up an oven, then shoving your family members into it one, eventually the perpetrator shoves himself in, effectively ending your ancestry line.
Person1: Did you hear what Ilay did? He committed Jewicide!
Person2: Seriously? He went through the whole thing?
Person1: Yeah, he ended his ancestry line by shoving his family members in an oven!
The term "jewce" has gone through an evolutionary journey of spellings, meanings, and phonetics. Originally spelled like the liquid "Juice", but was transformed to what we now know because of Hebrew lifestyles. The term is directed at either an individual and or group of females with easy virtues and kosher diets.