Someone, usually a male, who is uncouth, badly behaved and obnoxious. Loud and drunk are also characteristics, but not always present.(noun)
A cruel and brutal fellow.(noun)
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Use "yobo" in a sentence
"We had local jokes ... like that 'pake' (Chinese) guy or the 'yobo' (Korean) who did this or that."
""Google's move is just burning money to compete with Baidu's dominance," said Guo Chunlong, founder of yobo. com, a music and entertainment Web site."