Meaning of the word boner in English

What does boner mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

boner

US /ˈboʊ.nɚ/
UK /ˈbəʊ.nər/

Noun

1.

a stupid mistake

Example:
I made a real boner on that test.
He pulled a boner by forgetting his lines during the play.
2.

(vulgar slang) an erection of the penis

Example:
He woke up with a morning boner.
The cold water gave him a boner.