To tell someone about a possible danger or problem so that they can avoid it or deal with it.
Shared component: warn · caution
OpenEtymologyWORD FAMILY
warn
caution
Related forms: warn · 3 words in this dictionary
Related words
Shared components, not spelling prefixesto warn someone about a problem or danger before it happens
fore+warn
Shared component: warn · caution
an advance warning or notification of something, especially of something unpleasant or dangerous
fore+warn+ing
Shared component: warn · caution