Correct

打水漂儿

/ dǎshuǐpiāor / 
Strokes

Example

As a Verb

dap a stone; play ducks and drakes

1
Shíkuài
石块
zài
在
húmiàn
湖面
shàng
上
dǎshuǐ
打水
piāor  
漂儿
  
。

The stone skipped across/over the lake.

2
Yòng
用
shíkuài
石块
zài
在
shuǐchí
水池
shàng
上
dǎshuǐpiāor  
打水漂儿

skim a stone across the pond

As a Verb

squander; play ducks and drakes

3
Tā
他
bǎ
把
qián
钱
dá
打
le
了
shuǐ
水
piāor  
漂儿
  
。

He played ducks and drakes with his money. / He played loose with his money.