roaring

Adjective

• very lively and profitable
  • flourishing businesses
    
  • a palmy time for stockbrokers
    
  • a prosperous new business
    
  • doing a roaring trade
    
  • a thriving tourist center
    
  • did a thriving business in orchids
    

Adverb

• extremely
  • roaring drunk
    

Noun

• a very loud utterance (like the sound of an animal)
  • his bellow filled the hallway
    

• a deep prolonged loud noise

Related words

• Synonyms: 
  booming , flourishing , palmy , prospering , prosperous , thriving , boom , roar , thunder