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v. (ŭn′dər-drĕs′) un·der·dressed, un·der·dress·ing, un·der·dress·es
1. To dress oneself too informally for an occasion: Don't underdress for the wedding; blue jeans are not appropriate attire.
2. To dress oneself too lightly: When it began to snow, I realized I had underdressed for the hike.
1. To dress too informally for an occasion: Seeing the other guests in their evening gowns made me feel I had underdressed myself.
2. To dress too lightly: You're underdressing the baby for such a cold day!
1. Apparel worn beneath outer garments; underclothing.
2. An outer garment, such as a dress beneath a tunic or coat, that is worn as part of a costume or suit.


(Clothing & Fashion) underclothing
(Clothing & Fashion) (intr) to fail to dress up enough


(v. ˌʌn dərˈdrɛs; n. ˈʌn dərˌdrɛs)

1. to clothe oneself less formally than is usual or fitting for the circumstances.
2. garments worn beneath others; underclothes.
3. a slip, petticoat, or other underskirt.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.underdress - dress without sufficient warmth; "She was underdressed for the hiking trip and suffered hypothermia"
apparel, clothe, enclothe, garb, garment, raiment, tog, habilitate, fit out, dress - provide with clothes or put clothes on; "Parents must feed and dress their child"
overclothe, overdress - dress too warmly; "You should not overclothe the child--she will be too hot"
2.underdress - dress informally and casually; "On Fridays, employees can underdress"
dress, get dressed - put on clothes; "we had to dress quickly"; "dress the patient"; "Can the child dress by herself?"
attire, deck out, deck up, dress up, fancy up, fig out, fig up, rig out, tog out, tog up, trick out, trick up, gussy up, overdress, prink, get up - put on special clothes to appear particularly appealing and attractive; "She never dresses up, even when she goes to the opera"; "The young girls were all fancied up for the party"
References in periodicals archive ?
Don't overdress when it's hot or underdress if it's cold and wet.
An Emirati second lieutenant testified that he spotted the blood-soaked underdress of the victim, blood stains and water bottles on the ground when he checked the crime scene.
I don't honestly know why so many teenaged boys like to underdress in the winter.