To blunder; commit an error, esp an egregious one: I'm afraid you've pulled a boner this time; the thing sank(1913+)
Idioms and Phrases with pull a boner
pull a boner
Make a blunder, as in I pulled an awful boner when I mentioned his ex-wife. This expression is derived from the noun bonehead, for “blockhead” or “stupid person.” [ ; early 1900s ]