Main Entry:

un·cool

Pronunciation:

\ˌən-ˈkül\

Function:

adjective

Date:

1953

1 : lacking in assurance, sophistication, or self-control 2 : failing to accord with the values or styles (as of dress or behavior) of a particular group : not accepted or admired as cool or proper <driving an uncool car> <an uncool remark>