British, American & Australian, mainly American

a one-to-one relationship or activity is when someone works with only one other person.

The school caters for children with special needs who require one-to-one attention.

You can choose whether you want to be taught in a class or one-on-one with your own tutor.

• It's a fair cop.
• It's a free country!
• it's all can do
• it's all can do to do something
• It's all go.
• It's all Greek to me.
• It's all over bar the shouting.
• it's all someone can do
• it's all someone can do to do something
• it's all systems go
• it's all that can do
• it's all that can do to do something
• it's all that someone can do
• it's all that someone can do to do something
• It's all the same to me.
• It's a long story.
• It's an ill wind .
• It's an ill wind that blows nobody any good.
• It's a small world.
• it's a wonder
• it's a wrap
• It's breaking my heart!
• it's curtains
• It's different strokes for different folks.
• It's do or die.