Pronunciation: /hɑrd ənd fæst/
adjective firmly established and not easily changed
A1 She has a hard and fast rule of always being on time.
A2 The company has a hard and fast policy of no smoking on the premises.
B1 In this industry, deadlines are hard and fast, so you need to be punctual.
B2 The coach has set some hard and fast rules for the team to follow during training.
C1 The government has implemented hard and fast regulations to protect the environment.
C2 The judge made a hard and fast decision based on the evidence presented in court.
adverb in a strict or inflexible manner
A1 She ran hard and fast to catch the bus.
A2 He made a hard and fast decision to quit his job.
B1 The company has a hard and fast rule about arriving on time.
B2 The team set a hard and fast deadline for completing the project.
C1 The lawyer presented a hard and fast argument in court.
C2 The coach had a hard and fast training schedule for the athletes.
formal In order to achieve success, it is important to set hard and fast deadlines for project completion.
informal We need to come up with some hard and fast rules for our road trip.
slang Let's lay down some hard and fast rules so there's no confusion.
figurative She lived her life by the motto of 'work hard and play hard', taking a hard and fast approach to everything she did.
hard and fasted
hard and fasts
harder and faster
hardest and fastest
hard and fast
will be hard and fast
have been hard and fast
are being hard and fast
hard and fast
as hard and fast as possible
to be hard and fast
being hard and fast
having been hard and fast