What is Slidder?
1.
One who does something behind someones back,slimy and sly like a snake who slidders, hence the name:
When a mate for example is caught talikng about you behind your back while being nice to your face.
''My mate is a slidder for talking behind my back'
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Random Words:
1.
Used to insult Welsh people mostly. Can also be used to insult people like farmers, new-zealanders etc.
Person 1: "omg. that boy o..