brutally adverb3 •In a brutal manner; viciously, barbarically."You sit there," said Henry brutally. — 1930 •In a direct way that does not attempt to hide, disguise, or mask unpleasantness; directly.He was not an expert but he was brutally honest by saying he couldn’t help the customer find a solution. •(slang) Extremely.You know, I am so glad I never did it with someone I had lukewarm feelings for. Christian is brutally hot, and I am going to remember tonight forever. — 1995 formsmore brutally · most brutally