unpressed
My dad never once wore jeans, or an unironed shirt.
She felt ashamed that the children's school uniforms were unironed and dirty.
There were piles of unironed clothing lying around.

SMART Vocabulary: related words and phrases

Cleaning clothes
airer
boil
care label
cleaner
clothes brush
clothes horse
delouse
front-loader
handwash
iron box
ironing
ironing board
rotary
spin-dry
spin-dryer
starch
steam iron
trouser press
washing
washing machine

You can also find related words, phrases, and synonyms in the topics:

Dirty & untidy