(at) full throttle British American phrase
Going or progressing as fast as something or someone can
Workers are working full throttle on this project.
It is expected that the global economy will not continue at full throttle for another year because of the pandemic.
I felt really nervous and nauseous when Charles started roaring up at full throttle.
1. Soneone tends to speak in unkind and cruel way that is likely to upset or hurt someone else.
2. The fossil tooth of a shark
1. Many people doesn't want to make friends with Sue because she has a serpent's tongue.
2. A: 'My thesis will center on a serpent's tongue.' B: 'A serpent's tongue? What does it mean?' A: 'A serpent's tongue means the fossil tooth of a shark.'