Y-jack

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A splitter; a device used to split a single jack into two.

    "The answer is a small, inexpensive, plastic doodad called a splitter (or Y-jack), which as its name suggests splits a single phone jack into two. So now you can plug your computer and phone into the same wall jack"

Synonyms

All synonyms
y-splitter

Example

More examples

"The answer is a small, inexpensive, plastic doodad called a splitter (or Y-jack), which as its name suggests splits a single phone jack into two. So now you can plug your computer and phone into the same wall jack"

Etymology

From its shape, like a capital Y.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.