Zero-zero

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Pertaining to the ejection of the occupant of an aircraft from a grounded stationary position (i.e. zero altitude and zero airspeed). not-comparable

    "Test vehicles used during this extensive programme were a launching stand for the zero-zero ejections..."

  2. 2
    Pertaining to weather conditions of zero ceiling and zero visibility (i.e., opaque cloud all the way down to ground level), or to aircraft operations in such conditions. not-comparable

    "Category IIIc ILS would enable landings in true zero-zero conditions (where the pilots can see nothing, not even the surface of the runway they're on), but the problem of blind taxiing - a necessary capability in order to make use of ILS-IIIc - remains unsolved."

  3. 3
    Involving neither of two powers increasing their stockpile of nuclear weapons. not-comparable

    "a zero-zero treaty"

Example

More examples

"I grew up intuitively with Zen Buddhism because my nickname was Nonong, like Zero-Zero. As a child, I did not know about Zen, but I came to know it intuitively."

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.