English Slang collection：
crock
[释] bullshit, nonsense, something that is a lie;
[例] Do you understand a single word he is speaking now? What a crock!;
crocodile tears
[释] an insincere display of emotion;
[例] Your crocodile tears can't fool me. I know what you are up to.
crook
[释] sb. who has committed a crime;
[例] He has done many bad things and got busted by cops. No doubt he's a crook.;
crop dust
[释] walking past someone and farting;
[例] While walking through the mall, he crop dusted other unsuspecting shoppers.
cross
[释] used when you are mad at someone;
[例] She is cross at her boyfriend because he didn't ring last night.;
cross one's fingers
[释] a gesture one performs for good luck;
[例] Cross your fingers and tell yourself that you can ace the finals.