Word of the Day
Apps by Dictionary
Quiz: Remember the definition of mal de mer?
(of an electrical switch, button, etc) having an `on' position and an `off' position
existing at times and not at others; discontinuous:
an on-off relationship
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Discover our greatest slideshows
Was spring actually called "Lent"...
15 Shades of Green: Emerald...
Beyond Leprechauns: 7 Creatures of...
7 Words with Real Character
Browse more topics on our blog
What Is the Difference Between Discreet and Discrete?
Learn the correct uses of these two commonly confused homophones.
What Character Was Removed from the Alphabet?
What mistaken pronunciation gave this character its name?
This small mark has two primary uses: to signify possession or omitted letters.
How Do I Get a Word into the Dictionary?
People invent new words all the time, but which ones actually make it?
Word of the Day
Word Value for
Words With Friends
One who puts on armor should not brag like one who takes it off.
Darling, all night I have been flickering, off, on, off, on. The sheets grow heavy as a lecher's...
...If any place will not welcome you and they refuse to hear you, as you leave, shake off the dust...
Nearby words for on-off
on top of old smoky
on top of the world
on your life
on-line analytical processing
on-line computer system
on-line process synthesizer
on-line transaction processing
onassis, jacqueline kennedy