fill in / out / up the form

0"Out" is most common. "In" is also used.02br
02br
00 - A.0-

0 Fill out a form02br
02br
00Fill in a form02br
02br
00Complete a form 02br
00But not: Fill up a form 0-

0 01blockquote

01cite10optilang12cite10 Fill out a form12br
12br
10Fill in a form12br
12br
10Complete a form 12br
12br
10But not: Fill up a form 12br
12blockquote

10I see an odd thing here. While I would fill 01b00out02b00 a form, I would fil

Definitely DON'T use "fill up the form" if the form is not in a form of a glass or something that would contain matter. FILL OUT is correct line to use.

out of three options (phrases), fill out and fill up are most commonly used for completing forms by providing reuired information. fill in can also be used to complet the forms but mostly used to fill in the blanks, spaces and fields on the forms.

Here are some instances:

fill out

1. To complete (a form, for example) by providing required informat

Anonymousfill out
1. To complete (a form, for example) by providing required information: carefully filled out the job application.
fill up
vb (adverb)
1. (tr) to complete (a form, application, etc.)
2. to make or become completely full
fill in - write all the required information onto a form; "fill out this questionnaire, please!"; "make out a for

yes, there you go

http://www.thefreedictionary.com/fill+in

http://www.thefreedictionary.com/fill+up

Fill in and fill out are the most widely used phrases to convey that meaning.

The use of fill up in that context is weird to me.

Fill up is mostly used when you want to gas up your vehicle.

I wonder if any native speakers use fill up in every day English for such purpose.

Having looked the corpus of contemporary American English, interestingly, i

Thanks Clive.