Meaning

2 senses
  1. (UK, uncountable)Solitary confinement, formerly used as a method of punishment in children's homes

  2. (uncountable)A hypothetical nuclear attack using a barrage of missiles to disrupt the target's ability to launch its own missiles.

Origin

Deverbal from pin down.

Deverbal from pin down.

Wiktionary, CC BY-SA 4.0 · source

See also

neighbours in the dictionary
pindown — meaning, examples, forms, synonyms | Krumeto