Definitions

1. noun

A radio signal or a section of a radio signal that is separate from the main signal, often used for identification or to convey additional information.

“The radio station used a sideband to broadcast the emergency alert message.”

2. noun

In printing, a narrow band or strip of type or other printed matter that is placed to one side of the main text.

“The sideband contained a list of recommended reading materials.”

3. noun

In music, a section of a melody that is played separately from the main tune, often used to add emphasis or interest.

“The sideband added a rich harmonic texture to the musical composition.”

4. verb

To provide or supply additional information or support, especially in a separate or secondary capacity.

“The company sidebanded its marketing efforts to focus on social media advertising.”