happening or done later than the time that was planned.

The project is behind schedule because several people are off sick.

Opposite of: ahead of schedule

• in a cleft stick
• in a cold sweat
• in action
• in advance
• in advance of
• in advance of something
• in a flash
• in a fog
• in a good light
• in a huff
• in all but name
• in all glory
• in all likelihood
• in all modesty
• in all my born days
• in all my days
• in all probability
• in all someone's glory
• in all something's glory
• in a manner of speaking
• in a month of Sundays
• in and of itself
• in a New York minute
• in a nutshell
• in any case