Crumbly/ˈkrʌmbli/ Definition 1 of 2Pro Tip 1/3Texture Quality Describes how something feels that easily breaks apart when touched. The fresh bread was surprisingly crumbly. Pro Tip 2/3Not Chewy Use 'crumbly' when food isn't elastic or stretchy in your mouth. This cheese is quite crumbly, unlike mozzarella. Pro Tip 3/3Dryness Implication Often implies that the item is dry, which may or may not be desired. The crumbly cookie fell apart in my hands.