a. Definition:定义

　　
i. Noun: a name for anyone (stereotypically used by male surfters/skaters but now accepted by any race, sex, religion, and wealth)名词：对任何人的称呼（通常被男性冲浪者/滑板者使用但是现在已被任何种族、性别、宗教和贫富的人所接受）

ii. Noun: something that is cool or awe-inspiring, magnificent名词：很酷或令人惊叹、壮观的某些事物

iii. A way to start a conversation, similar to “Sup?”开始对话的一种方式，类似“Sup?”

iv. A replacement for “um” or “like” 代替“um”或“like”

b. Example:  i. Dude, what did you get on that math test?哥们，那场数学考试你考得怎么样？

ii. DUDE! Did you see that massive explosion? 天啊！你看到那场大爆炸了吗？

iii. “Hey man.”“嘿，伙计。”

“Dude”“怎么回事？”

iv. So yesterday, dude, I went for a walk in the park. 昨天，嗯，我去公园里散步了。