Meaning

• Dreadful; causing terror, alarm and fear; awesome

  "The witch gave him a terrible curse."

• Formidable, powerful.

• Intense; extreme in degree or extent.

  "He paid a terrible price for his life of drinking."

• Unpleasant; disagreeable.

  "The food was terrible, but it was free."

• Very bad; lousy.

  "Whatever he thinks, he is a terrible driver."

Meaning

• In a terrible way; to a terrible extent; terribly; awfully.