Ominously is defined as something done in a way that appears threatening or potentially harmful.
When you glare at someone in a way that communicates a threat of harm, this is an example of a time when you glare ominously.
- Still more ominously, the elector of Brandenburg, perceiving Sweden to be in difficulties, joined the league against her and compelled Charles to accept the proffered mediation of Cromwell and Mazarin.
- He let the cliché hang ominously in the air.
- "Come here, my friend..." and she ominously tucked up her sleeves still higher.
- French revolutionary doctrines had become ominously popular, and no one sympathized with them more warmly than Lord Edward Fitzgerald, who, fresh from the gallery of the Convention in Paris, returned to his seat in the Irish parliament and threw himself actively into the work of opposition.
- The treaty of Breda with Holland (21st of July 1667) removed the danger, but not the ignominy, and Charles showed the real baseness of his character when he joined in the popular outcry against Clarendon, the upright and devoted adherent of his father and himself during twenty-five years of misfortune, and drove him into poverty and exile in his old age, recalling ominously Charles I.'s betrayal of Strafford.