Meanings
Origin
Zero refers to the number of messages in an empty inbox.
Full word history & related roots →Cite this entry
inbox zero. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/inbox%20zero
“inbox zero.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/inbox%20zero. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “inbox zero,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/inbox%20zero.
Source: inbox zero on Wiktionary, CC BY-SA 4.0.