[touch off] vt (ca. 1765) 1: to describe or characterize with precision
2. a: to cause to explode by or as if by touching with fire b: to provoke or initiate with sudden intensity "the verdict touched off local riots"
[touch off] vt (ca. 1765) 1: to describe or characterize with precision
2. a: to cause to explode by or as if by touching with fire b: to provoke or initiate with sudden intensity "the verdict touched off local riots"
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012