We found 2 dictionaries that define the word zip block:

Art (1 matching dictionary)

1. Glossary of Stamp Collecting Terms (No longer online)

Slang (1 matching dictionary)

2. zip-block: Urban Dictionary

▸ Words similar to zip block ▸ Usage examples for zip block ▸ Idioms related to zip block ▸ Wikipedia articles (New!) ▸ Words that often appear near zip block ▸ Rhymes of zip block ▸ Invented words related to zip block