1. Somewhat ill, feeling or being in bad health
   "is unwell and can't come to work";
   - ailing, indisposed, peaked, poorly, sickly, under the weather [informal], seedy [archaic], out of sorts [informal], off-colour [Brit, informal], grotty [Brit, informal], crook [Austral, NZ, informal], cruddy [informal]

See also: ill, sick

Encyclopedia: Unwell