stuffy

adjective

ˈstə-fē 

stuffier; stuffiest

1

: ill-natured, ill-humored

2

: lacking in vitality or interest : stodgy, dull

3

a

: oppressive to the breathing : close

a stuffy room

b

: stuffed up

a stuffy nose

4

a

: narrowly inflexible in standards of conduct : self-righteous

b

: stiffly conventional : priggish

stuffy formalities

stuffily

ˈstə-fə-lē 

adverb

stuffiness

ˈstə-fē-nəs 

noun

Synonyms of stuffy

• close
• stifling
• suffocating
• breathless

Examples of stuffy in a Sentence

It's very stuffy in here.

She had a stuffy nose.

I had a stuffy feeling in my head.

the stuffiest members of that exclusive club

Recent Examples on the Web

Whether exploring a hot, humid environment or trying to get rest and relief on a plane or cruise where the air feels stuffy, a small handheld mini fan is a great asset. —Aly Walansky, Travel + Leisure, 27 Apr. 2026

As spring carries on and summer approaches, our homes are already starting to get hot and stuffy. —Nolan Lewis, Architectural Digest, 27 Apr. 2026

The collared button-down paired with matching shorts strikes the right balance between polished and relaxed, without feeling stuffy. —Alexandra Emanuelli, Southern Living, 22 Apr. 2026

Here are the details that might be making your dining room look stuffy and uninviting, according to designers—avoid these six things. —Maria Sabella, The Spruce, 19 Apr. 2026

Word History

First Known Use

1798, in the meaning defined at sense 1

Rhymes for stuffy

• buffy
• fluffy
• puffy
• scruffy

Kids Definition

stuffy

adjective

ˈstəf-ē 

stuffier; stuffiest

1

: sullen sense 1, ill-humored

2

a

: lacking fresh air

a stuffy room

b

: stuffed or choked up

had a stuffy feeling in my head

3

: lacking in pep or interest : dull, stodgy

4

: self-righteous

stuffily

ˈstəf-ə-lē 

adverb

stuffiness

ˈstəf-ē-nəs 

noun

Medical Definition

stuffy

adjective

ˈstəf-ē 

stuffier; stuffiest

: affected with congestion

a stuffy nose

stuffiness

ˈstəf-ē-nəs 

noun