Definitions from Wiktionary (Gravel Gertie)

▸ noun:  A chamber, with a roof covered by a deep pile of gravel, within which nuclear warheads may be maintained; in the event of a (non-nuclear) explosion, the roof is weakened and the gravel falls and prevents the escape of nuclear material



▸ Words similar to gravel gertie
▸ Usage examples for gravel gertie

▸ Idioms related to gravel gertie
▸ Wikipedia articles (New!)
▸ Words that often appear near gravel gertie
▸ Rhymes of gravel gertie

▸ Invented words related to gravel gertie