piston

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piston¹

  • /ˈpɪstən/

Rhymes with -ɪstən

Where it comes from

Borrowed from French piston.

noun pistons

  1. A solid disk or cylinder that fits inside a hollow cylinder, and moves under pressure (as in an engine) or displaces fluid (as in a pump)
  2. A valve device in some brass instruments for changing the pitch

verb pistons · pistoning · pistoned

  1. intransitive To move up and down or in and out like a piston. The Latino warrior fucked like a man possessed. His lean hips powered the pistoning rod in short, vicious jabs, so rapidly that the shit-streaked cock was a blur as it pounded Captain Randall's butthole, churning the screaming soldier's ass-juices, rectal blood, and smashed turds into a slimy froth.

Piston²

proper noun

  1. A surname.

Thesaurus

Closest in meaning: plunger, engine, shoot, calipers, reciprocating, cylinder, ram, para, actuator, slider, tappet, pushrod, striker, reciprocator, pump rod, piston rod

Translations

Every language

noun solid disk or cylinder that fits inside a hollow cylinder

Españolpistón, émbolo
한국어피스톤 piseuton
日本語ピストン pisuton, 活塞 kassoku, 喞子 shokushi
中文活塞 huósāi, 鞲鞴 gōubèi
Portuguêspistão
Françaispiston
DeutschKolben
Italianopistone
Ελληνικάπιστόνι pistóni
Românăpiston
Русскийпо́ршень póršenʹ, плу́нжер plúnžer, золотни́к zolotník
Tiếng Việtpít tông
עבריתבוכנה \ בֻּכְנָה bukhná

noun valve of brass instruments

Françaispiston
DeutschPumpventil, Perinetventil
Русскийписто́н pistón, кла́пан klápan

noun in firearms

DeutschPiston, Zündhütchenträger
Русскийуда́рник udárnik
العربيةمِدَكّ midakk

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Cite this
MLA

"piston." Wiktionary, via Micwyn, micwyn.com/word/piston. Accessed 6 Nov. 2026.

APA

piston. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/piston

Chicago

"piston." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/piston.

BibTeX
@misc{piston_2026,
  title = {piston},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/piston},
  urldate = {2026-11-06}
}