1.
filled or abounding with fog or mist
2.
stunned or confused and slow to react (as from blows or drunkenness or exhaustion)
3.
indistinct or hazy in outline
4.
obscured by fog
After the Krakatoa volcano eruption in 1883 in Indonesia, many people reported that, because of the dust, the sunset appeared green and the moon blue. The moon was said to appear blue for almost two years.