say it: pluhs
plus is a noun and adjective meaning "a useful or valuable quality". It carries 4 recorded senses.
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”
on the positive side or higher end of a scale
“a plus value”
“temperature of plus 5 degrees”
“a grade of C plus”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for plus come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.