1front 
/ˈfrʌnt/ noun
plural fronts /ˈfrʌnt/ noun 1 [count] : the forward part or surface of something : the part of something that is seen first — usually singular ▪ the front of a shirt ▪ the front of the house [=the part facing the street] ▪ The jacket zips down the front. [=has a zipper that goes from the collar to the waist to open and close it] ▪ There's a picture on the front of the box. [=on the part of the box that usually faces out and that you see first] — see also shop front, storefront 2 [count] : a place, position, or area that is most forward or is directly ahead — usually singular ▪ The teacher asked her to come (up) to the front of the classroom. ▪ She was sitting in the front of the bus. 3 [count] : the part of your body that faces forward and includes your face and chest — usually singular ▪ The baby rolled onto his front. 4 [count] : the part of a book, magazine, etc., that includes the first few pages — usually singular ▪ You'll find that information in the front of the book. 5 [singular] : a way of behaving that is meant to hide your true feelings, thoughts, etc.
▪ I can't believe that your anger was all just a front! [=that you were pretending to be angry] ▪ She put up a good/brave front, but I know she was very disappointed. [=she acted as if she was not disappointed] 6 [count] : someone or something that hides or protects an illegal activity
▪ The business is a front for organized crime. 7 [count] a : an area where military forces are fighting
▪ The general is sending more troops to the front. — see also home front
b : an area or field of activity — usually singular ▪ We are making progress on the educational front. ▪ Not much has been happening on the political front. 8 [count] weather : the place where two large areas of air that are of different temperatures come together — see also cold front, warm front
▪ I can't believe that your anger was all just a front! [=that you were pretending to be angry] ▪ She put up a good/brave front, but I know she was very disappointed. [=she acted as if she was not disappointed]
▪ The business is a front for organized crime.
▪ The general is sending more troops to the front. — see also home front
b : an area or field of activity — usually singular ▪ We are making progress on the educational front. ▪ Not much has been happening on the political front.
front to back
of a piece of clothing : with the front where the back should be
▪ He accidentally put the sweater on front to back. [=back to front, backwards]
▪ He accidentally put the sweater on front to back. [=back to front, backwards]
in front 1 : in a forward position : in an area at the front of something
▪ There was room for one passenger in front, so the rest of us sat in back. 2 : in the leading position in a race or competition
▪ She's still in front, but the other runners are catching up to her. — often used after out ▪ She's still out in front.
▪ There was room for one passenger in front, so the rest of us sat in back.
▪ She's still in front, but the other runners are catching up to her. — often used after out ▪ She's still out in front.
in front of 1 : directly before or ahead of (something or someone)
▪ A tree stood in front of the house. ▪ A deer ran (out) in front of the car. ▪ They are frightened of what lies in front of them. [=what is in the future] 2 : in the presence of (someone)
▪ We shouldn't argue in front of the children.
▪ A tree stood in front of the house. ▪ A deer ran (out) in front of the car. ▪ They are frightened of what lies in front of them. [=what is in the future]
▪ We shouldn't argue in front of the children.
out front 1 : in the area directly before or ahead of something (such as a building)
▪ There was a small statue on the lawn out front. 2 : in the audience
▪ There are about 20,000 screaming fans out front.
▪ There was a small statue on the lawn out front.
▪ There are about 20,000 screaming fans out front.
united front
: a group of people or organizations that join together to achieve a shared goal
▪ We've decided to present a united front against these proposals.
▪ We've decided to present a united front against these proposals.
up front 1 : in or at the most forward position
▪ They told us we could sit up front. 2 informal : before beginning to do something : in advance
▪ He'll do the work, but he insists on being paid up front. 3 informal : in a direct and honest way
▪ They told me up front that my chances of being selected weren't good. — see also up-front
▪ They told us we could sit up front.
▪ He'll do the work, but he insists on being paid up front.
▪ They told me up front that my chances of being selected weren't good. — see also up-front
