sauce Espagnole n 1: brown sauce with tomatoes and a caramelized mixture of minced carrots and onions and celery seasoned with Madeira [syn: {Espagnole}, {sauce Espagnole}] 2: bouillon or beef stock thickened with butter and flour roux and variously seasoned with herbs or Worcestershire etc. [syn: {brown sauce}, {sauce Espagnole}]