Idiom
either feast or famine
Theme: AMOUNT
either too much (of something) or not enough (of something). (Also without either. Fixed order.)This month is very dry, and last month it rained almost every day. Our weather is either feast or famine.Sometimes we are busy, and sometimes we have nothing to do. It's feast or famine.
Idiom
either feast or famine(either) feast or famine
either too much or too little of something.It's feast or famine — last week I had no work, and now I am too busy!
Usage notes: often used in the form it's (either) feast or famine, as in the example