# boner

/ˈboʊnɝ/ (US) · /bˈəʊnɐ/ (UK) · CEFR C2 · Noun

Source: https://englishreference.com/word/boner
Updated: 2026-05-07

## Definition

an erection of the penis. This is a very informal and often rude word for a physical state in men.

For teachers: an erection of the penis. Often considered crude or vulgar; inappropriate for formal or professional contexts.

## Examples

- He was embarrassed because he got a boner in class.
- The teenager felt a sudden surge of panic when he realized he had a boner while standing up to give his presentation.
- While the term is frequently used in adolescent humor to describe a physical erection, its usage in adult conversation is generally restricted to highly informal or intentionally crude contexts.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.