it should have happened a long time ago.

It was high time someone invited me to lunch.

It's high time you got that bad knee of yours looked at by a doctor!

Related vocabulary: it's about time, at long last

• a war of words
• a waste of breath
• a watched pot never boils.
• a way of life
• a weak link
• a weak link in the chain
• a wet blanket
• a wet dream
• a whale of a
• a whale of a bill
• a whale of a difference
• a whale of a job
• a whale of a party
• a whale of a problem
• a whale of a something
• a whale of a story
• a wheeler-dealer
• a whipping boy
• a whip-round
• a whistle-blower
• a whistle-stop tour
• a white elephant
• a white knight
• a white lie
• a whizz-kid