Merriam-Webster's Collegiate® Dictionary, 11th Edition
HAZE
I. noun
Etymology: probably back-formation from hazy
Date: 1706
1. fine dust, smoke, or light vapor causing lack of transparency of the air, a cloudy appearance in a transparent liquid or solid, something suggesting atmospheric haze,
II. verb (hazed; hazing)
Date: 1801
transitive verb to make hazy, dull, or cloudy, intransitive verb to become hazy or cloudy,
III. transitive verb (hazed; hazing)
Etymology: origin unknown
Date: 1840
1. to harass by exacting unnecessary or disagreeable work, to harass by banter, ridicule, or criticism, to haze by way of initiation , to drive (as cattle or horses) from horseback, hazer noun