plus sign

American  

noun

Arithmetic.

1. the symbol (+) indicating summation or a positive quality.

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plus sign British  

noun

1. the symbol +, indicating addition or positive quantity

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Etymology

Origin of plus sign

First recorded in 1645–55

Example Sentences

The new streaming service from CNN, which will launch this fall, will also simply be called CNN without a plus sign or any other designation that separates it from the core network.

From Los Angeles Times • May 14, 2025

There is some overlap between the groups; intersex people are included in the plus sign in LGBTQ+, and some intersex people also identify as gay, lesbian, bisexual, transgender or queer.

From Washington Times • Jul. 27, 2023

There is some overlap between the groups; intersex people are included in the plus sign in the LGBTQ+ acronym, and some intersex people also identify as gay, lesbian, bisexual, transgender or queer.

From Seattle Times • Jul. 26, 2023

Go to Profiles and tap the plus sign to create a new profile.

From The Verge • Aug. 24, 2022

The mess-hall building, in the shape of a plus sign, is centrally situated; A-block, B-block, 5-Building, and the Sing Sing storehouse each back up to one of its four sides.

From "Newjack: Guarding Sing Sing" by Ted Conover