definition of
plus

[1] #1 plus n. [asset] a useful or valuable quality. wn

[2] #2 plus n. [summation, addition] the arithmetic operation of summing; calculating the sum of two or more numbers; "the summation of four and three gives seven"; "four plus three equals seven". wn

[3] #3 plus s. [positive] involving advantage or good; "a plus (or positive) factor". wn