(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.
White lie
Ken: Yesterday I lost the watch that my girlfriend presented to me. Should I tell her this thing?
Lily: Certainly Not! Your girlfriend will be angry with you. Children and fools tell the truth.