/ ˌəʊvəˈduː; NAmE ˌoʊvərˈduː/ verb ( over·does / -ˈdʌz; NAmE /, over·did / -ˈdɪd; NAmE /, over·done / -ˈdʌn; NAmE /) [ vn ]
1.
to do sth too much; to exaggerate sth :
She really overdid the sympathy (= and so did not seem sincere) .
2.
to use too much of sth :
Don't overdo the salt in the food.
Use illustrations where appropriate but don't overdo it .
3.
[ usually passive ] to cook sth for too long :
The fish was overdone and very dry.
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IDIOMS
- overdo it / things
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WORD ORIGIN
Old English oferdōn (see over- , do (I)).