Is there a way to block one friend on facebook from seeing your posts without de-friending them altogether?

yes, you can hide whatever you want from whoever you want...its all in your privacy settings...

You are able to go offline so they can't see you but if you post then the answer is not without removing her as a friend. Advice would be to stop posting or remove her as friend or best would be to be honest and talk to her and let her know how you feel.

you would be able to individually replace the objective audience of your posts. in basic terms pass to the submit you pick to alter and decide a distinctive objective audience. pick the drop down arrow on the right-hand-ingredient of the status updates pick field. pick personalize from this record. after which you will see "cover this from those human beings or lists: upload your dad's call and shop it bear in recommendations U ought to try this for all status that U decide to cover it out of your dad's view. in case you pick to cover all your submit out of your dad's view then do here adjustments pass to the privateness putting by using clicking the drop down icon on the coolest precise hand ingredient. under privateness putting you will discover 3 strategies * Public * friends * custom pick the custom icon after which you will see "cover this from those human beings or lists: upload your dad's call and shop it.