noun
booger
BUU-guh
noun
1
A piece of dried mucus from inside the nose (informal).
"The toddler wiped a booger on his sleeve."
2
A difficult or annoying thing or situation (US informal).
"That last exam question was a real booger."
How to Use Booger
Learner’s notesIn plain EnglishNasal mucus, or, informally, something tricky or annoying.
When to use it
Casual and slightly childish; not used in formal writing.
Word Forms
boogers plural, boogers plural, boogers plural
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Etymology
From dialect words like "boggart" or "buggard," related to "bogey" — originally a word for a scary or troublesome creature before it narrowed to nose-related slang.