DB

n. unit of measurement for gauging the intensity of sound

n. chemical symbol of dubnium, unnilpentium, artificially produced transuranic radioactive chemical element that is very unstable

DB or db or dB may stand for:DB Draught, A beer brewed in New ZealandDatabase, an organized collection of dataDB connector, one size of D-subminiature electrical connectorDB (car), a French automobile makerDecibel (dB), the ratio between two quantities, used in acoustics and electronicsDenver Broncos, an NFL franchiseDubnium (Db), symbol for the chemical elementDeutsche Bahn, the major German railway companyDeutsche Bank, a German bankDeutsche Bundesbahn, the national railway company of the former West GermanyDooney & Bourke, a fashion designerBrit Air, IATA airline codeThe dB's, a New Wave band from the 1980sDragon Ball, a popular manga by Akira Toriyama followed by an animeDeaf-blind, an individual who has some degree of both hearing and vision lossDefensive back, a class of positions in American FootballDominion Breweries, a major beer brewing company of New ZealandDouble Bullseye, a retired pricing game from The Price Is RightDownblouse a voyeuristic style of photography.Discovery Bay, a residential development in Lantau Island, Hong KongDB7, a car made by Aston MartinDavid Beckham, English soccer playerDavid Belle, founder of parkourDaphne Blake, a Hanna-Barbera character from the Scooby-Doo seriesDB (Serbia), the Serbian secret security service (државна безбедност)dB Magazine, a fortnightly Adelaide street press magazineDead body, a term used by law enforcement to describe the physical remains of a personDB Records, a record labelDagbladet, a Norwegian news paperDobyns-Bennett High School, a public high school in Kingsport, Tennessee.A supposed slang name for the fictional drug Derbisol
See more at Wikipedia.org...

Thumbs.db is a file used by versions of Microsoft Windows that stores a cache for Windows Explorer's thumbnail view. Thumbs.db is saved in each directory that contains pictures or photos.Windows stores thumbnails of graphics files in the Thumbs.db file, including the following formats: JPEG, BMP, GIF, TIF, PDF and HTM. Each thumbnail created in a directory is represented in this database file as a small JPEG file, regardless of the file’s original format. Each folder with initiated thumbnail views (that is where they have displayed a Thumbnails or Filmstrip view in Windows Explorer) will have a thumbs.db file.
See more at Wikipedia.org...

Noun
1. a logarithmic unit of sound intensity; 10 times the logarithm of the ratio of the sound intensity to some reference intensity
(synonym) decibel
(hypernym) sound unit

German Federal Railways, government-run company headquartered in Berlin, (Germany)

dB, decibel, unit of measurement for gauging the intensity of sound