say it: SUHN-glas-iz
sunglasses is a noun meaning "(plural) spectacles that are darkened or polarized to protect the eyes from the glare of the sun". It carries one recorded sense.
(plural) spectacles that are darkened or polarized to protect the eyes from the glare of the sun
“he was wearing a pair of mirrored shades”
plural
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 sunglasses 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.