1. Dress without sufficient warmth
   "She was underdressed for the hiking trip and suffered hypothermia" 
2. Dress informally and casually
   "On Fridays, employees can underdress"
   - dress down

Derived forms: underdressed, underdresses, underdressing

Type of: apparel, clothe, dress, enclothe, fit out, garb, garment, get dressed, habilitate [archaic], raiment [archaic], tog

Antonym: overdress

• electronic foetal monitor
• electronic funds transfer
• electronic image
• electronic imitative deception
• electronic information service
• electronic instrument
• electronic jamming
• electronic mail
• electronic manipulative deception
• electronic messaging
• electronic money
• electronic musical instrument
• electronic network
• electronic organ
• electronic reconnaissance
• electronic scanner
• electronic signal
• electronic simulative deception
• electronic stylus
• electronic surveillance
• electronic text
• electronic transistor
• electronic voltmeter
• electronic warfare
• electronic warfare-support measures