be worth sth › to have a particular value, especially in money: Our house is worth about £600,000.
be worth doing/seeing/trying, etc › to be useful or enjoyable to do/see/try, etc: It's not as good as his last book but it's definitely worth reading.
be worth it › to be useful or enjoyable despite needing a lot of effort: It was a long climb up the mountain but the view was worth it. Don't bother complaining - it's really not worth it.
be worth your while › If it is worth your while doing something, it is useful or enjoyable despite needing a lot of effort: It isn't worth my while going all that way just for one day.