If something changes or disappears for good, it never changes back or comes back as it was before.
The days of big-time racing at the local velodrome had gone for good.
A few shots of this drug cleared up the disease for good.
Synonyms: permanently, finally, for ever, once and for all More Synonyms of for good
See full dictionary entry for good
for good in British English
or for good and all
for ever; permanently
I have left them for good
See full dictionary entry for good
Examples of 'for good' in a sentence
for good
He says he's going back to Pakistan for good.
The Sun (2017)
There will be quite a few members who would like to see him back for good.
Times, Sunday Times (2013)
So is this just a flying visit or are they back for good?
The Sun (2015)
Whether they're back for good remains to be seen.
The Sun (2014)
Perhaps the cobbles hierarchy might consider a bold move - to bring him back for good!
The Sun (2009)
On this evidence, he is back for good.
Times, Sunday Times (2007)
Isn't it time it came back for good?
Times, Sunday Times (2016)
Is she back for good?
The Sun (2010)
Sometimes, it can happen: something that we all thought was gone for good comes back.
Times, Sunday Times (2009)
It won four Emmys; including one for best show and one for her.
Times, Sunday Times (2010)
The days of the big spender are clearly not gone for good; they're just taking place more discreetly.
Times, Sunday Times (2009)
And it's great to have them back, especially as they seemed to have turned their back on radio for good.
Times, Sunday Times (2013)
All related terms of 'for good'
good for
able to survive , endure , or be used for (a specified period of time)
be good for
If someone is good for something, you can rely on them to provide that thing.
for a good cause
If you say that something is for a good cause , you mean that it is worth doing or giving to because it will help other people, for example by raising money for charity .
for good measure
If you say that something is done for good measure , you mean that it is done in addition to a number of other things.
for good or ill
If you say that something is happening or will happen for good or ill , you mean that it is out of anyone's control whether it happens and what its effects will be.
good-for-nothing
If you describe someone as good-for-nothing , you think that they are lazy or irresponsible.
for good (and all)
for always ; finally ; permanently
good on you
well done, well said , etc: a term of congratulation
hold for
to apply or be relevant to
good for you/him/her/them
People say ' Good for you ' to express approval of your actions.
in a good cause/for a good cause
If you say that something is in a good cause or for a good cause , you mean that it is worth doing or giving to because it will help other people, for example by raising money for charity .
put in a word for
to make favourable mention of (someone); recommend