Found 2 items, similar to diss.
English → English (WordNet) Definition: diss diss v : treat, mention, or speak to rudely; “He insulted her with his rude remarks”; “the student who had betrayed his classmate was dissed by everyone” [syn: insult, affront]
English → English (gcide) Definition: dis dis \dis\ v. t. [shortened from disrespect.] [imp. & p. p. dissed; p. pr. & vb. n. dissing.] to treat in a disrespectful manner; to insult, disparage or belittle. [slang] [PJC]