Eager currency traders in the City of London were left disappointed Wednesday, with the president of the European Central Bank (ECB) shining little light on the possibility of more monetary easing in the euro zone.

Analysts and economists were gearing up for some major moves in the single currency after expectations were raised in October when Mario Draghi more than hinted at a major policy move. Draghi's speech at the Guildhall in London Wednesday had little detail on what the ECB's next move may be.