предик. безл.
ему, им и т. д. тошно — he feels, they feel, etc . , sick; ( перен. ) he feels, they feel, etc . , miserable / wretched
тошно смотреть (на вн. ) — it is sickening / disgusting to see ( d. ), it makes one sick to see ( d. )
на его безделье тошно смотреть — his idleness is sickening / disgusting to see