root for (someone/something)

to support or encourage a person or team.

I always root for the home team.

When you take the test tomorrow, we'll be rooting for you.

Usage notes: often used when talking about a sports competition

• know the ropes
• know the score
• know through and through
• know way around
• know way around something
• know way around somewhere
• know what are doing
• know what are talking about
• know what hit
• know what hit you
• know what's what
• know what you are doing
• know what you are talking about
• know where stand
• know where to put
• know where to put yourself
• know where you stand
• know whether are coming or going
• know whether to laugh or cry
• know whether you are coming or going
• know which side bread is buttered
• know which side bread is buttered on
• know which side your bread is buttered
• know which side your bread is buttered on
• know which way to turn