What does "at risk" mean?

In a state or condition marked by a level of risk or vulnerability.

At risk

Common synonyms include: endangered, endangered cohort, endangered mammal, endangered spanish animal, genetic vulnerability, imperiled.

prep_phrase

prep_phrase ·Rare ·Advanced level

Prep_phrase

1
In a state or condition marked by a level of risk or vulnerability.
"to put at risk"

"The entire population initially seemed at risk of infection."