behind · prep
behind (CAUSING)
C1 causing something, or responsible for something
Dictionary examples:
What was the reason behind her decision to leave? (22.5)
behind (NOT AFFECTING)
C2 If a bad experience or your own bad behavior is behind you, it does not exist or affect your life now.
Dictionary examples:
He's put his troubled past behind him. (41.5)
behind the times
C1 not fashionable or modern
Dictionary examples:
Dad's a bit behind the times. (13.5)
behind sb's back
C2 If you do something behind someone's back, you do it without them knowing, often in an unfair way.
Dictionary examples:
Have they been saying things about me behind my back? (16.0)
behind closed doors
C2 privately and not in public
Dictionary examples:
Most of the deals were made behind closed doors. (36.5)
behind the scenes
C2 If something happens behind the scenes, it happens secretly.
Dictionary examples:
A lot of hard work has been going on behind the scenes. (24.3)
behind (BACK)
A1 at or to the back of someone or something
Dictionary examples:
The boy hides cookies behind his back. (0.0)
The boy puts his hands behind his head. (0.0)
The mouse runs behind the big chair. (0.0)
Their office is behind the main building. (20.5)
Close the door behind you. (21.9)
behind (SLOWER)
B1 slower or less successful than someone or something
Dictionary examples:
My pet turtle is always behind in our daily races. (0.0)
My grandma's flip phone is way behind the latest smartphones. (0.0)
My brother's jokes are always behind the latest memes. (0.0)
Baltimore is still three games behind Milwaukee. (15.0)
The project is already behind schedule. (20.7)
The tests are used to identify students who are falling behind. (28.1)
behind (SUPPORTING)
B1 giving your help or support to someone
Dictionary examples:
My friends are always behind me, especially when I'm paying for dinner. (0.0)
My family is always behind me, especially when I'm about to do something stupid. (0.0)
My mom is always behind me, especially when I'm trying to sneak out. (0.0)
The group is 100 percent behind her. (19.3)
behind bars
B2 in prison
Dictionary examples:
Until the court hearing, they will remain behind bars. (56.1)