noun
1. loud confused noise from many sources
• Derivationally related forms: ↑uproarious (for: ↑uproar)
• Hypernyms: ↑noise
2. disagreeable aftereffects from the use of drugs (especially alcohol)
• Syn: ↑hangover
• Hypernyms: ↑discomfort, ↑uncomfortableness
Useful english dictionary. 2012.