Definitions
1.nounA sound made in pain, as when expelling air after being struck.
2.interjectionA sound mimicking the loss of air, as if someone's solar plexus had just been struck.
3.interjectionAn expression of one's own physical pain."Ouch! You stepped on my toe! That hurt!"
4.interjectionAn expression in sympathy at another's pain."Ouch! Her sunburn looks awful."
5.interjectionA reply to an insult seen as savage (frequently one that is tongue-in-cheek or joking)."Ouch. How could you say that?"
6.interjectionAn expression of disappointment."Ouch, I really wanted to do that."
7.interjectionExpressing surprise at the high price of something."Ouch, one hundred thousand dollars for a car! I could never afford that!"