1. lacking joy, happiness, or amusement; grim or cheerless

Examples

• His mirthless laugh sent chills down her spine.
• The comedian’s jokes fell flat, earning only mirthless stares from the audience.
• She gave a mirthless smile when she heard the bad news.
• The funeral was a mirthless affair, filled with grief and sorrow.
• His mirthless expression revealed his deep disappointment.
• The party became mirthless after the argument broke out.