English edit

Etymology edit

From over- +‎ optimistic.

Adjective edit

over-optimistic (comparative more over-optimistic, superlative most over-optimistic)

  1. alternative form of overoptimistic
    • 2019 October, Roger Ford, “WCP award - victory for DfT reactionaries”, in Modern Railways, page 30:
      As we know, what sank National Express East Coast and Virgin Trains East Coast were over-optimistic forecasts of revenue growth.

References edit