IPA: /ˌɛpəˈlɛtɪd/
KK: /ˈɛpəˌlɛtɪd/
Having epaulettes, which are ornamental shoulder pieces worn on uniforms.
The officer wore an epauletted jacket that signified his rank.
Epauletted is formed from "épaulette" (from French, meaning little shoulder) and the suffix "-ed" (indicating a state or condition). The word describes something that has the characteristic of having little shoulder pieces, typically referring to a type of ornamental shoulder piece on a uniform.
Think of 'épaulette' meaning a little shoulder piece, and remember that 'epauletted' refers to something that has these decorative shoulder features.