Pronunciation: /maʊθ ˈbriðər/
noun a person who breathes through their mouth, often due to nasal congestion or other breathing difficulties
A1 My little brother is a mouth breather when he sleeps.
A2 The teacher scolded the student for being a mouth breather during the exam.
B1 Some people become mouth breathers when they have a cold.
B2 The doctor recommended using a nasal spray to avoid becoming a chronic mouth breather.
C1 The athlete's performance suffered because he was labeled as a mouth breather by his teammates.
C2 Despite his intelligence, he was often dismissed as a mouth breather due to his habit of breathing through his mouth.
formal The doctor explained that being a chronic mouth breather can lead to various health issues.
informal My brother is such a mouth breather, he always forgets to breathe through his nose.
slang Don't be a mouth breather and pay attention to what I'm saying!
figurative She's a real mouth breather when it comes to understanding complex concepts.
mouth breathed
mouth breathers
more mouth breathing
most mouth breathing
mouth breathes
will mouth breathe
has mouth breathed
is mouth breathing
mouth breather
mouth breather
to mouth breathe
mouth breathing
mouth breathed