- 棉花胎 miánhuatāi cotton battingcotton batting or padding used as the filling for a quilt or mattress
- 棉花店着火 miánhuadiànzháohuǒ nothing more to talk aboutLiterally "a cotton shop on fire," this is a punning expression meaning there is nothing left to talk about. The pun relies on the word [[谈|談|tan2]] sounding like [[弹|彈|tan2]]. If the cotton shop burns down, there is no more cotton to fluff, hence "no [[弹|彈|tan2]]" is used to mean "no [[谈|談|tan2]]."
- 木棉花 mùmiánhuā kapok flowerThe blossom of the [[木棉|木棉|mu4 mian2]] tree; large, reddish-orange flowers that bloom in early spring before the leaves appear
- 棉花火药 miánhuahuǒyào gun cottonan explosive made by treating cotton with nitric and sulfuric acids; also called [[无烟火药|無煙火藥|wu2 yan1 huo3 yao4]]
- 棉花糖 miánhuatáng cotton candycotton candy; candyfloss; a light, airy candy made from spun sugar typically wrapped around a stick
- 棉花耳朵 miánhuā'ěrduo gullible personA person who is easily influenced by others' words or lacking in independent judgment.
- 棉花棒 miánhuābàng cotton swabcotton swab; cotton bud
- 棉花套子 miánhuātàozi cotton waddingcotton wadding or batting used as stuffing for quilts and winter clothing