Fill definition: to make full; put as much as can be held into.. See examples of FILL used in a sentence. Learn the meaning of fill as a verb and a noun, with examples of usage and phrasal verbs. Find translations of fill in different languages and browse related words. Remaining students from last round can fill the options form in Part-2 from 16/10/2025 03:00 PM to 16/10/2025 06:30 PM. Need help with RTO forms, government applications, or job applications? Fill IT simplifies online form filling with precision and ease.