A sandwich made on a long, cylindrical roll
“She sat on a bench just a few feet from the boutique, munching on a sub and washing it down with a soft drink.”
Someone or something replaces another, sometimes temporarily
“I was a sub for the main keyboard player. I had a wonderful night with this great Lynyrd Skynyrd Tribute band.”
An object designed to serve as a substitute for the real or usual one
“The printer needs a sub of the finished book if he is to print a jacket that fits precisely.”
A low-frequency speaker that enhances audio by producing deep bass tones
One ranked below, and typically employed to assist, a senior person
A thing that is borrowed, especially a sum of money that is expected to be paid back with interest
Temporary educator who replaces the regular instructor
(computing) A subroutine or function coded to perform a specific task
To substitute or fill in for (someone in a role)
“Once in a while, Andy Russo came in to sub for somebody. He's even in one of the band pictures.”
To allow to be used by someone temporarily, on condition that it or its equivalent will be returned
To perform the work of a subeditor or copy editor
Serving as a reserve or backup to someone or something
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