Handily adv. : In a handy manner; skillfully; conveniently.

Example:
After McCain Handily loses Pennsylvania and the election, should he horsewhip his incomptetent pollsters?

Taxonomy
Merriam-Webster Online Dictionary, Dictionary, webster, Word Games, Webster Online Dictionary with audio pronunciations, glossary, english, language, ESL, ly, han-d, adverb, candidate, Unabridged Dictionary, Search Boxes, Open Dictionary, Pronunciation Symbols, Learner's Dictionary.

Defination from the web:
handily from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... 2 : easily <defeated the other candidate handily> 3 : conveniently nearby. Learn more about "handily" and related topics at Britannica.com ...