Dictionary
Thesaurus
Reference
Translate
Web
flotation device - 2 dictionary results

personal flotation device

–noun
a life preserver, life jacket, or other device for keeping a person afloat in the water: esp. in Coast Guard use. Abbreviation: PFD

Origin:
1970–75
flotation device  
n.  A life preserver.
Search another word or see flotation device on Thesaurus | Reference