preposition
1.
in a position that is further forward than sb/sth but not very far away :
The car in front of me stopped suddenly and I had to brake.
The bus stops right in front of our house.
He was standing in front of me in the line.
She spends all day sitting in front of (= working at) her computer.
2.
if you do sth in front of sb, you do it when they are there :
Please don't talk about it in front of the children.
3.
front sb ( of time ) still to come; not yet passed :
Don't give up. You still have your whole life in front of you.