← DefinitionshareGuessfastverbTo eat little or no food for a period of time, often for religious or health reasons.adjectiveMoving or able to move at high speed.adverbAt high speed; quickly.nounA period during which you eat little or no food.SynonymsquickadjectiverapidadjectivespeedyadjectiveswiftadjectivequicklyadverbrapidlyadverbAntonymsslowadjectivelooseadjectiveslowlyadverb