
Giffgaff is a mobile telephone network running as a Mobile Virtual Network Operator (MVNO) using the United Kingdom O2 network. Owned by O2`s owners Telefónica, Giffgaff was launched on 25 November 2009. == History == Within 2010, their first year of operation, Giffgaff won two industry awards, the Forrester Groundswell Award in November, also t....
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http://en.wikipedia.org/wiki/Giffgaff

• (n.) Mutial accommodation; mutual giving.
Found on
http://thinkexist.com/dictionary/meaning/giffgaff/
Giff'gaff noun [ Reduplicated from
give .] Mutual accommodation; mutual giving. [ Scot.]
Found on
http://www.encyclo.co.uk/webster/G/26
No exact match found.