Nadder n. : An adder.

Example:
Did Ralph Nadder realy say: Obama was only half fricken American?

Taxonomy
River Nadder, the River, free encyclopedia, Rivers, tributaries, Harnham, Avon, River Avon, south Wiltshire, city of Salisbury, Wilton House, Salisbury Cathedral, search, southern England, fly, fishermen, clear waters, abundance.

Defination from the web:
Nadder is one of the chalk stream rivers of southern England, much sought after by fly fishermen because of its clear waters and abundance of brown trout. ... During the course of its 32 kilometre journey the Nadder meanders and widens gradually until it flows through the ...