A floss-dispensing toothbrush device stores and dispenses floss while also cleaning a person's tongue. The toothbrush device includes an elongated member having a head coupled to a handle. A top and bottom side of the handle define an interior space of the handle. A plurality of bristles is coupled to and extends from the head. A ridged surface extends across the head and is configured for cleaning a person's tongue. A floss housing is coupled to and positioned in a floss cavity within the interior space of the handle. The floss housing is configured for receiving floss. A conduit extends from the floss cavity wherein the conduit is configured for guiding the floss through the handle. An aperture is positioned in the handle and coupled to the conduit. The aperture is configured for receiving the floss from the conduit wherein a person palls the floss out from the aperture.