Invalid zip Synonyms

Definitions for Invalid

(adjective) chronically or repeatedly suffering from poor health
(adjective) having no legal or binding force
(adjective) not being in agreement with what is true

Synonyms for phrase

IZ abbreviation

IZ is an abbreviation for Invalid Zip

What does IZ stand for?

IZ stands for "Invalid Zip"

Definitions for Zip

(noun) active strength of body or mind
(noun) the numerical symbol 0 or the absence of number or quantity represented by it
(verb) to fly, turn, or move rapidly with a fluttering or vibratory sound