How do you use the word "sucker" in a sentence?

Here are real-life examples of using "sucker": I am going to get that sucker. I was a sucker for her tears.

Sucker

/sˈʌkər/

Definition

(noun) A person or animal that sucks, especially a breast or udder; especially a suckling animal, young mammal before it is weaned.

Sentence Examples

I am going to get that sucker.

I was a sucker for her tears.

CEFR Practice Quiz

The octopus uses a small ____ on each arm to grip onto slippery rocks and catch its prey in the ocean.