Adverb: terribly tehr-u-blee or te-ru-blee [N. Amer], te-ru-blee [Brit]
- Used as an intensifier
"terribly interesting";
- awfully, awful [N. Amer], frightfully [informal]
- In a terrible manner
"she sings terribly";
- atrociously, awfully, abominably, abysmally, rottenly [informal], horribly, execrably, appallingly