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: completely filled; containing all that can be held; filled to utmost capacity.. See examples of FULL used in a sentence. FULL definition: 1. (of a container or a space) holding or containing as much as possible or a lot: 2. containing a…. Learn more. 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. 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. 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. Filled to the limit or to excess; full, crowded; replete. Cf. replenished, adj. Some common synonyms of full are complete, plenary, and replete. While all these words 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.