pig piling

Verb

pig pile (third-person singular simple present pig piles, present participle pig piling, simple past and past participle pig piled)

1. (US, colloquial, transitive) To cause a group of people to lie in a pile upon another, originally as a punishment to the victim on the bottom.
   • She made the worst speller lie down on the floor, the next worst on top of him, and so pig-piled the whole class, dressing off the upper one with a shingle.1873 June, Ballou's Monthly Magazine, page 595
2. (US, ambitransitive, colloquial) To jump into such a pile.
   • They pig-piled at the very end, and we threw ice cubes on them.1989 June 23, The Seattle Times, page 8

   Synonyms:

   dogpile

3. (US, ambitransitive, colloquial, figuratively) To act similarly with regard to residential density: to live or cause to live in high-density settlements.
   • We're pig-piling in hot spots. If the entire population were to be given an acre of ground... they wouldn't occupy the state of Texas.1957 December 11, The Chronicle, Telegram, archived from the original on 24 Jul 2018, page 32

See all 4 meanings of pig pile