We found 3 dictionaries that define the word knocko:

General (1 matching dictionary)

1. knocko: Wiktionary

Slang (2 matching dictionaries)

2. knocko: Green’s Dictionary of Slang
3. knocko: Urban Dictionary

Definitions from Wiktionary (knocko) ▸ noun:  (slang) Synonym of narco (“narcotics control officer”) ▸ Words similar to knocko ▸ Usage examples for knocko ▸ Idioms related to knocko ▸ Wikipedia articles (New!) ▸ Popular adjectives describing knocko ▸ Words that often appear near knocko ▸ Rhymes of knocko ▸ Invented words related to knocko