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cork

1 cork /ˈkoɚk/ noun
plural corks
1 cork
/ˈkoɚk/
noun
plural corks
Britannica Dictionary definition of CORK
[noncount] : a material that is made from the soft bark of a kind of oak tree
[count] : a piece of cork or another material (such as plastic) that is put in the opening of a bottle to close it

put a cork in it

chiefly US, informal
used as a rude way to tell someone to stop talking and especially to stop complaining
2 cork /ˈkoɚk/ verb
corks; corked; corking
2 cork
/ˈkoɚk/
verb
corks; corked; corking
Britannica Dictionary definition of CORK
[+ object]
: to close (something, such as a bottle) with a cork opposite uncork; see also corked
: to put cork inside (something, such as a baseball bat)