porch dog
英文解释
A person who frequently attacks others in speech or writing, but who poses no intellectual threat whatsoever. The motivation of this type of person can usually be accurately construed as a desire to be obnoxious and offensive.\r
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Origin: The phrase "porch dog" is used to refer to dogs that sit on front porches and bark (vigorously and fruitlessly) at passersby, but who pose no physical threat.
> Yeah, that guy has a scathing response to just about everyone who posts in this forum. He's a real porch dog.
常见例句
1
The motivation of this type of person can usually be accurately construed as a desire to be obnoxious and offensive.\r \r Origin: The phrase "porch dog" is used to refer to dogs that sit on front porches and bark (vigorously and fruitlessly) at passersby, but who pose no physical threat. > Yeah, that guy has a scathing response to just about everyone who posts in this forum
2
He's a real porch dog.