SKIP TO CONTENT

fill in

Definitions of fill in
  1. verb
    supply with information on a specific topic
    see moresee less
    type of:
    inform
    impart knowledge of some fact, state or affairs, or event to
  2. verb
    represent the effect of shade or shadow on
    synonyms: shade
    see moresee less
    types:
    crosshatch
    shade with multiple crossing lines
    type of:
    paint
    make a painting
    draw
    represent by making a drawing of, as with a pencil, chalk, etc. on a surface
  3. verb
    write all the required information onto a form
    synonyms: complete, fill out, make out
  4. verb
    be a substitute
    synonyms: stand in, sub, substitute
    see moresee less
    type of:
    change, exchange, interchange
    give to, and receive from, one another
Word Family
EDITOR’S CHOICE

Test prep from the experts

Boost your test score with programs developed by Vocabulary.com’s experts.

  • Proven methods: Learn faster, remember longer with our scientific approach.
  • Personalized plan: We customize your experience to maximize your learning.
  • Strategic studying: Focus on the words that are most crucial for success.

SAT/PSAT

$29.95
  • Number of words: 500+
  • Duration: 8 weeks or less
  • Time: 1 hour / week

TOEFL

$29.95
  • Number of words: 500+
  • Duration: 10 weeks or less
  • Time: 1 hour / week

ACT

$29.95
  • Number of words: 700+
  • Duration: 10 weeks
  • Time: 1 hour / week