Word not found in any official scrabble dictionaries.
"Gaffle" Definition
noun
A lever used to bend a crossbow.
Source: Wiktionary
A steel spur attached to a gamecock.
Source: Wiktionary
An artificial spur or gaff for gamecocks.
A lever to bend crossbows.
A portable fork of iron or wood in which the heavy musket formerly in use was rested that it might be accurately aimed and fired.
Source: Century Dictionary
verb
To seize.
Source: Wiktionary
To steal.
Source: Wiktionary
Gaffling is a planning technique for orienteering relay courses whereby individual routes are planned so as to vary slightly and to make following difficult. this means that the competition depends more on navigational skills rather than just physical ability. see british orienteering federation's event guideline f for relay events, section 3.
Source: Wiktionary