fill out phrasal verb (
see also fill)
1. fill something ↔ out to write all the necessary information on an official document, form etc
2. if you fill out, or your body fills out, you become slightly fatter:
Eric has filled out around the waist.3. if a young person fills out, their body becomes more like an adult’s body, for example by having bigger muscles, developing breasts etc:
At puberty, a girl’s body begins to fill out.4. fill something ↔ out to add more details to a description or story
[TahlilGaran] Dictionary of Contemporary English ▲
fill out v. 1. To put in what is missing; complete; finish;
especially, to complete (a printed application blank or other form) by writing the missing facts in the blank spaces; to write down facts which are asked for in (a report or application.)
After Tom passed his driving test he filled out an application for his driver's license. The policeman filled out a report of the accident. 2. To become heavier and fatter; gain weight.
When Bill was nineteen he began to fill out. The girl was pale and thin after her sickness, but in a few months she filled out. [TahlilGaran] English Idioms Dictionary ▲