portmanteau有混血的意思（字典找不到）？还是一种修辞？

beyondsomewhere

0 k7 K6 u( H6 D/ k/ N% n; h5 R在纽约客这篇写Rich Chigga的文章里，有这么一句：
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# k: l8 f! v% H7 V; b3 X“I do regret it,” the rapper Rich Chigga said, of his stage name, as he sat in a smoky greenroom backstage at a club in Manhattan. Chigga, a seventeen-year-old Internet star, was born and raised in Jakarta but is of Chinese descent, hence the portmanteau.
1 T' R3 C1 d) e8 [( e; x2 I（https://www.newyorker.com/cultur ... -of-keeping-it-real）
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按照上下文理解，这里的portmanteau就是混血的意思，但是在字典里没有这个解释。
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所以portmanteau有一个特殊的含义字典没有，还是这里是某种修辞手法？

klwo2

portmanteau word
【语】紧缩词, 混合词, 合并词(指由两个词的音义合并而成的词, 如smog由 smoke 与 fog 合成, motel 由 motor 与 hotel 合成)

! ?& ^4 m4 m- o/ q( d+ R2 D! M" MChigga, a seventeen-year-old Internet star, was born and raised in Jakarta but is of Chinese descent

9 ]4 u0 t4 [! X+ yChigga = Chinese +Jakarta

beyondsomewhere

klwo2 发表于 2018-2-23 21:03
portmanteau word
4 |( O% n' g5 x; g- u【语】紧缩词, 混合词, 合并词(指由两个词的音义合并而成的词, 如smog由 smoke 与 fog 合 ...

3 {# @8 r1 z, ?谢谢 ，是我理解错了，portmanteau说的的是chigga这个名字，而不是这个人