developing or making progress as expected.

His recovery from the accident is right on track and he should be back at work in about three weeks.

He's on track to become the world heavyweight boxing champion.

Usage notes: often used in the form back on track:

We're behind schedule on this job, so we need to get back on track right after the holidays.

• be comme il faut
• be compos mentis
• be conspicuous by absence
• be conspicuous by your absence
• be cooked to a turn
• be cooking on gas
• be cup of tea
• be cut from the same cloth
• be cut to the bone
• be damned
• be damned if do and damned if don't
• be damned if do and damned if you don't
• be damned if you do and damned if don't
• be damned if you do and damned if you don't
• be dead and buried
• be dead from the neck up
• be dead from the waist down
• be dead in the water
• be dead meat
• be dead on feet
• be dead on your feet
• be dead to the world
• be department
• be done in
• be done like a dinner