say it: buhlk
bulk is a noun and verb meaning "the property resulting from being or relating to the greater in number of two parts; the main part". It carries 5 recorded senses.
the property possessed by a large mass
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 bulk 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.