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The Britannica Dictionary
no–no
2 ENTRIES FOUND:
no–no
(noun)
no–nonsense
(adjective)
no–no
/
ˈ
noʊˌnoʊ/
noun
plural
no–no's
or
no–nos
no–no
/
ˈ
noʊˌnoʊ/
noun
plural
no–no's
or
no–nos
Britannica Dictionary definition of NO–NO
[
count
]
informal
1
:
something that people are not supposed to do because it is not proper, safe, fashionable, etc.
Forgetting to introduce your guests to one another is a big
no-no
when hosting a party.
Sharing prescription medication with other people is a definite
no-no
.
fashion
no-no's
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2
baseball
:
no-hitter
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