Top definition
1. A snake

2. Someone that adds everyone they see on a social networking site for friends
That adder Bob, he added all my friends even though he doesn't know them!
by Toillek November 16, 2007
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
2
a posonious snake
Steve Irwin almost got bit by an adder.
by Michael LaCombe April 21, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
3
Adders: short for advantage. To take adders is to make sexual advances to someone who is in a state where they cannot give consent, being drunk or asleep are the most common two states for adders to take place.
Tim: Hey, look Hollie's passed out

Mike: I think you should take adders whilst you can

Tim: Yeah good idea, i'll be back in 2 minutes
by Dr Two Step August 10, 2010
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug