Definition of Great Scott! in English:

Great Scott!

phrase

dated
  • Expressing surprise or amazement.

    ‘Great Scott! You scored two hundred and seventy-three!’
    • ‘‘Great Scott!’ he gasped in his stupefaction, using the name of the then commander-in-chief for an oath, as officers sometimes did in those days.’
    • ‘Great Scott...I have so many friends that would benefit from this.’
    • ‘Great Scott, who would have thought that this would be the destiny of the Union Volunteer in 1861-2 while marching down Broadway to the tune of 'John Brown's Body.’
    • ‘Great Scott, he's done it again!’