full, complete, plenary, replete mean containing all that is wanted or needed or possible. full implies the presence or inclusion of everything that is wanted or required by something or that can be held, contained, or attained by it. FULL definition: 1. (of a container or a space) holding or containing as much as possible or a lot: 2. containing a…. Learn more. Full definition: completely filled; containing all that can be held; filled to utmost capacity.. See examples of FULL used in a sentence. Define full. full synonyms, full pronunciation, full translation, English dictionary definition of full. adj. full·er , full·est 1. Containing all that is normal or possible: a full pail. Something that's full holds as much as it can. If your glass is full of root beer, it's up the brim — no more root beer will fit inside it. When a trash bag is full, it's time to take it outside, and when your mouth is full of cake, you'd better swallow it before you take another bite. of the maximum size, amount, extent, volume, etc.: a full load of five tons; to receive full pay. Clothing (of garments, drapery, etc.) wide, ample, or having ample folds. Find 1171 different ways to say FULL, along with antonyms, related words, and example sentences at Thesaurus.com. Oct 9, 2025 · full (comparative fuller or more full, superlative fullest or most full) Containing the maximum possible amount that can fit in the space available. If you feel full, you have eaten or drunk so much that you do not want anything else. It's healthy to eat when I'm hungry and to stop when I'm full. In a nutshell, full is an adjective that describes a condition of being at maximum capacity, often without indicating an action that caused it. ' Filled,' however, is often used to indicate the result of the action of filling something up.