Definition of "aw"
interjection:
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Used to express disappointment/dismay.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Used to express mild protest, entreaty, consternation, or disapproval.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Used to express affection.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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