First Known Use: 14th century
Dictionary
knob
noun \ˈnäb\
: a round switch on a television, radio, etc.
: a round handle on a door, drawer, etc.
: a small lump or piece of something
Full Definition of KNOB
1
a : a rounded protuberance : lump b : a small rounded ornament or handle
2
: a rounded usually isolated hill or mountain
— knobbed \ˈnäbd\ adjective
— knob·by \ˈnä-bē\ adjective
See knob defined for English-language learners
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Origin of KNOB
Middle English knobbe; akin to Middle Low German knubbe knob
Related to KNOB
KNOB Defined for Kids
knob
noun \ˈnäb\
Definition of KNOB for Kids
1
: a small rounded handle
2
: a rounded switch on an electronic device
3
: a rounded lump <Her dog has a knob of a tail.>
4
: a rounded hill
Medical Dictionary
knob
noun \ˈnäb\
Medical Definition of KNOB
: a rounded protuberance or lump
—knob·by \ˈnäb-ē\ adjective
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