|Origin:||Perhaps from Old French route; ROUTE1|
|Origin:||'loud sound made by a deer', from Latin rugire 'to roar'|
a deep narrow track left in soft ground by a wheel
living or working in a situation that never changes, so that you feel bored:
I was stuck in a rut and decided to look for a new job.
3 [uncountable] also the rut technicalHBA
the period of the year when some male animals, especially deer, are sexually active
a stag in rut