English Slang Collection：

　　dumb

　　[释]extremely;

　　[例] It's dumb cold out there. You better put on a coat.;

　　dumb as a box of rocks

　　[释] extremely dumb;

　　[例] If you need to see this in another example sentence, you are dumb as a box of rocks. I've explained this several times already.

　　dunny

　　[释] a toilet, lavatory; Australian slang;

　　[例] You guys go first, and I'll be there soon. I need to go to the dunny.;

　　dupe

　　[释] a duplicate;

　　[例] Mike was reminded to be careful when shopping on that street because too many dupes were sold there.

　　dustup

　　[释] a dispute or fight;

　　[例] Jimmy was taken to the police station as he had a big dustup with the bar tender last night.;

　　dusty

　　[释] outdated, old, haven't done sth in a long time;

　　[例] I don't wanna hang with my cousin because he is too dusty.

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