pilot engine

1. 1.

   a locomotive that precedes a train to check the track

   Broaderlocomotive

Questions about pilot engine

What does pilot engine mean?

pilot engine means "a locomotive that precedes a train to check the track".

Is pilot engine a common word?

pilot engine is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.