The initial idioms of the letter D

domino theory	Don’t ask
Don’t call us, we’ll call you	Don’t get your bowels in an uproar!
don’t give a hoot	don’t give a rip
Don’t have a cow!	Don’t I know it!
Don’t make a federal case out of it!	Don’t make me laugh!
Don’t sweat it!	Don’t you wish!
Don Juan	done
done and done	done and dusted
done by mirrors	done deal
done for	done in
done over	to a T
done to a turn	done up like a dog's dinner
done with	done with mirrors
hard done-by	dong
donkey’s breakfast	donkey’s years