English Reference

Word

boner

Phoneticsbon·er, stress on the first syllable

US/ˈboʊnɝ/

UK/bˈəʊnɐ/

Countable noun InformalSlang

Definition

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

n. 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.”

Examples

simple

“He was embarrassed because he got a boner in class.”

contextual

“The teenager felt a sudden surge of panic when he realized he had a boner while standing up to give his presentation.”

complex

“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.”

Etymology

From bone + -er.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C2 ProficiencyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.8.5–9.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 6.0114–120
Frequency
Frequent
Level
C2 · Proficiency
Updated

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English Reference