Afrikaans word which, when used as slang, means "thick" as in "stupid".
"Hey, put that knife away! Don't be dof, man!
said when you really don't. a very sarcastic statement that is usually funny.
Person one: oh wow! look at me i'm so great.
Person two: care.
The world's largest non-profit security research group. To preserve the closeness of the group, it is an invite only group. A participant will invite another person in, and by inviting them, they are "vouching" that they trust that person with anything discussed and feel that person can contribute to the team.