Definitions
1.NounThe act or process of passing through.
As of a signal through a device or network.
As of increased costs through a business entity to its customers through increased prices."The airlines called the fuel surcharge a passthrough, but did not rescind it until well after fuel prices had returned to previous levels.; GPU passthrough; passthrough shader"
2.NounAs of a signal through a device or network.
3.NounAs of increased costs through a business entity to its customers through increased prices."The airlines called the fuel surcharge a passthrough, but did not rescind it until well after fuel prices had returned to previous levels."
4.NounAllowing the use of some resource unchanged from one system to another."GPU passthrough; passthrough shader"
5.NounA wall opening intended to allow something to be passed through it.
6.NounA 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."