Phrase of the day

Discover a new phrase each day to use in your English! These are special phrases and sayings that English speakers use all the time, but you don't often see these phrases in English course books or other study material. Visit daily to learn some popular English phrases on a regular basis.
18th October 2017

For all I care

We use this expression to say that we don't care about something.
Usage
Written: 
Yes
Spoken: 
Yes
Formal: 
No
Informal: 
Yes
Example 1
Where's Sheila? Have you seen her?
She could be on the moon for all I care!
Example 2
What shall we do with the new books?
Burn them for all I care. They're nothing to do with me.