[ feest-er-fam-in ]
/ ˈfist ərˈfæm ɪn /
characterized by alternating, extremely high and low degrees of prosperity, success, volume of business, etc.: artists who lead a feast-or-famine life.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for feast-or-famine
However, much variation can be expected in an animal whose physiology must be adapted to a feast-or-famine existence.