| Idiom | Meaning | Example | 
| done to a turn | 
cooked or baked until  very tasty
 | 
The steaks were done to a turn - brown and juicy.
 | 
| done with it | 
finished using it, not using it
 | 
Just leave the pen on my desk when you're done with it.
 | 
| Donnybrook | 
a fight involving many people - especially in a game of hockey
 | 
The Flames and the Oilers had another Donnybrook last night - a bench-clearing brawl.
 | 
| doo-doo | 
excrement, shit, doggy doo, in deep doo-doo, poop
 | 
My shoe really stinks. I must have stepped in some doo-doo!
 | 
| door to door | 
going from one house to the next house
 | 
We went door to door asking for donations for the team.
 | 
| dork [B] | 
penis, dick, hoo-haw
 | 
"Does your dork shrink after you've been swimming?" "Ya. That's natural."
 | 
| dork [B] | 
foolish person, dipstick, jerk, lamebrain
 | 
What a dork! He drove off the road to pass that car!
 | 
| double-cross | 
break a promise, cheat on  someone
 | 
He promised not to tell you, but he did. He double-crossed me.
 | 
| double-edged sword | 
(See a double-edged sword)
 | 
 | 
| double or nothing | 
double the first bet and if I win, I owe nothing
 | 
After losing the first bet, I said, "Double or nothing this time?"
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