Where does “rat racer” come from?

rat racer (English) comes from English rat race, from English race, from Middle French race, from Italian razza, from Italian razzo, from Italian raggio, from Latin radius, from English -án.

rat racer (English): A person who partakes in the rat race

Definitions

  1. A person who partakes in the rat race

Ancestry of “rat racer”, step by step

rat racer traces back through two separate lines of ancestry.

via English rat race

StepLanguageWordMeaning
1Englishrat raceAn activity or situation which is congested with...
2EnglishraceA contest between people, animals, vehicles, etc....
3Middle Frenchracerace; breed
4Italianrazzarace, breed; kind, type; family, descent
5Italianrazzoskyrocket; Ellipsis of razzo di segnalazione;...
6Italianraggioray, beam, shaft; spoke; radius
7Latinradiusray; staff, rod; spoke
8English-ánOf or pertaining to;. Often added to words of Latin origin, but also used with words of other origins. When a word ends in a
9Middle English-an

via English ER

StepLanguageWordMeaning
1EnglishERThe statistic "Earned Run"; Initialism of...
2Turkisherearly; brave; man, male
3Ottoman Turkishایرsaddle, a seat for a rider placed on the back of a horse or other animal
4Old Anatolian Turkishایرearly, at a time in advance of the usual or expected event
5Proto-Turkicēdersaddle
Every word from Middle English -anEvery word from English -ánEvery word from Latin radius