1) The group's reaction to the magician's trick was a collective "Wowser!"

2) He was a wowser when it came to impressing his date with extravagant gestures.

3) The new science exhibit at the museum was a wowser among the visitors.

4) She received a wowser of a bonus for exceeding her sales targets.

5) The fireworks display was a real wowser and lit up the night sky beautifully.

6) The latest blockbuster movie was such a wowser that it broke box office records.

7) The final play in the game was an absolute wowser, leaving the crowd in awe.

8) The singer's performance was a wowser, earning her a standing ovation.

9) The designer handbag she bought at the sale was a real wowser and the envy of her friends.

10) The surprise party thrown for her was a wowser that brought tears to her eyes.