passthrough

See also: pass through

English

Alternative forms

• passthru (US), pass-through

Etymology

Deverbal from pass through.

Noun

passthrough (countable and uncountable, plural passthroughs)

1. The act or process of passing through.
   1. (electronics, networking) As of a signal through a device or network.
   2. (business, economics) As of increased costs through a business entity to its customers through increased prices.
      • 1976 August 21, A. Nolder Gay, “Another View”, in Gay Community News, volume 4, number 8, page 4:

        Boston's projected $50 to $70 per thousand jump in the property tax rate, which will hit gays, poor and blacks alike with about an 8% pass-through rent increase this year.

      The airlines called the fuel surcharge a passthrough, but did not rescind it until well after fuel prices had returned to previous levels.

2. A wall opening intended to allow something to be passed through it.
3. (taxation) A legal entity intended to not incur (income) taxation at the entity, but solely at the beneficiaries.

   Partnerships, limited-liability companies, and Subchapter S corporations are the main US passthroughs.

   Synonym: flowthrough

Translations

The act of passing through

• Finnish: läpimeno (fi)
• French: traversée (fr)
• Russian: прохо́д (ru) m (proxód), прое́зд (ru) m (projézd) (of a vehicle)