BONER


Meaning of BONER in English

/ ˈbəʊnə(r); NAmE ˈboʊn-/ noun ( NAmE , informal )

1.

( taboo ) an erection of the penis

2.

an embarrassing mistake

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WORD ORIGIN

early 20th cent.: from bone or (in sense 2) from bonehead , + -er .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.