say it: roh-BUHST
robust is an adjective meaning "sturdy and strong in form, constitution, or construction". It carries 4 recorded senses.
sturdy and strong in form, constitution, or construction
“a robust body”
“a robust perennial”
marked by richness and fullness of flavor
“a rich ruby port”
“full-bodied wines”
“a robust claret”
“the robust flavor of fresh-brewed coffee”
strong enough to withstand or overcome intellectual challenges or adversity
“the experiment yielded robust results”
“a robust faith”
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 robust 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.