#1 lour v. [lower] set lower; "lower a rating"; "lower expectations". wn
#2 lour v. [turn down, lower] make lower or quieter; "turn down the volume of a radio". wn
#3 lour v. [frown, glower, lower] look angry or sullen, wrinkle one's forehead, as if to signal disapproval. wn
vizzz