All 5 Uses

vulnerable
in
Breaking Dawn, by Meyer
(Auto-generated)

He crumpled in front of me, vulnerable, the easiest target you could imagine.†
Book 2 *
It was part Bella, too—so it must have inherited some of her vulnerability.†
Book 2
"Kate," Garrett called as the others murmured and drifted slightly away, disturbed by the moment of blindness; vampires were not used to feeling vulnerable.†
Book 3
Everything that was outside my mind was vulnerable—open to the things Jasper, Alice, and Benjamin could do.†
Book 3
The unknown is...a vulnerability.†
Book 3

Definitions:

(1) (vulnerable)
easily hurt or in need of help; or easily influenced or subject to temptation
(2) (meaning too rare to warrant focus)
Specialized Definitions for vulnerable:

Ecology: species believed likely to move into the endangered category if no action is taken

Bridge (card game): the period after winning one game in a rubber when higher penalties (and bonuses) are scored