Definition of "Front" :
noun: the side that is seen or that goes first
noun: the outward appearance of a person
"He put up a bold front."
noun: a group of people with a common ideology who try together to achieve certain general goals
"He led the national liberation front."
noun: the side that is forward or prominent
noun: the line along which opposing armies face each other
noun: the part of something that is nearest to the normal viewer
"He walked to the front of the stage."
noun: the immediate proximity of someone or something
"He was well behaved in front of company."
noun: a person used as a cover for some questionable activity
noun: (meteorology) the atmospheric phenomenon created at the boundary between two different air masses
noun: a sphere of activity involving effort
"The Japanese were active last week on the diplomatic front."
verb: confront bodily
verb: be oriented in a certain direction, often with respect to another reference point; be opposite to
adjective: relating to or located in the front
"The front lines."