All 7 Uses

audible
in
Red Queen
(Auto-generated)

My voice is faint, barely audible.†
p. 85.3 *

audible = capable of being heard
"Thank you, Maven," I whisper, barely audible over the horrible music.†
p. 238.9
"I don't know anything about that," she hisses, barely audible.†
p. 263.4
With an audible pop, her shoulder snaps back into place.†
p. 267.6
The airships wait not far off, the whir of their engines audible even inside.†
p. 276.1
"We need to find Farley," I whisper in Maven's ear, barely audible to myself.†
p. 304.1
And softer, barely audible, "It wasn't all a lie."†
p. 348.7

Definitions:

(1) (audible as in: barely audible)
capable of being heard
(2) (meaning too rare to warrant focus)
In football, the term has come to include an instruction shouted from the line of scrimmage.

Recently, the word is also being used to indicate sounds that could be played on a phone or computer; for example "audibles include creative hellos that can be downloaded."