dissen
to disrespect, run someone down, insult
Origin
Borrowed from English 'to dis(s)', a clipping of 'to disrespect'. The expression arose in African-American English and became known through hip-hop; in German it has been in use since the early 1990s and lexicalized since 1995. 'Dissen' means to treat someone disrespectfully in public, to put them down or insult them.
Building blocks
Words in this expression
Examples
Lass das, du musst ihn nicht allen dissen.
Stop it, you don't have to diss him in front of everyone.