First Known Use: 1535
Dictionary
o'clock
adverb o'·clock \ə-ˈkläk, ō-\
: according to the clock
Full Definition of O'CLOCK
1
: according to the clock <the time is three o'clock>
2
—used for indicating position or direction as if on a clock dial that is oriented vertically or horizontally <an airplane approaching at six o'clock>
See o'clock defined for English-language learners
See o'clock defined for kids
ADVERTISEMENT
Origin of O'CLOCK
contraction of of the clock
Rhymes with O'CLOCK
acock, ad hoc, air lock, alt-rock, amok, armlock, art-rock, backblock, ball cock, Balzac, bangkok, Bangkok, baroque, Bartók, bawcock, bedrock, bemock, bitstock, blackcock, blesbok, bloodstock, breechblock, burdock, buttstock, caprock, coldcock, crew sock, deadlock, defrock, dreadlock, dry dock, Dvořák, earlock, elflock, en bloc, epoch, fatstock, feedstock, fetlock, firelock, flintlock, forelock, foreshock, gamecock, gemsbok, gridlock, half cock, hard rock, havelock, haycock, headlock, headstock, heart block, hemlock, in stock, Iraq, jazz-rock, Kanak, Kazak, Kazakh, kapok, kneesock, Ladakh, Laubach, livestock, lovelock, matchlock, Mohock, Moloch, nostoc, oarlock, padlock, peacock, penstock, petcock, pibroch, picklock, post hoc, punk rock, rhebok, rimrock, roadblock, rootstock, Rostock, rowlock, scalp lock, Schirach, seed stock, shamrock, Sheetrock, shell shock, sherlock, Ship Rock, shock jock, shot clock, shylock, Sirach, slickrock, Slovak, smock frock, snatch block, soft rock, springbok, steenbok, stopcock, sunblock, swage block, ticktock, time clock, time lock, traprock, unblock, uncock, undock, van Gogh, wall rock, warlock, wedlock, wheel lock, whipstock, woodblock, woodcock, wristlock, zwieback
O'CLOCK Defined for Kids
o'clock
adverb o'·clock \ə-ˈkläk\
Definition of O'CLOCK for Kids
: according to the clock <The time is one o'clock.>
Learn More About O'CLOCK
Browse
Next Word in the Dictionary: oconee bellsPrevious Word in the Dictionary: Ockham's razorAll Words Near: o'clock
ADVERTISEMENT
Seen & Heard
What made you want to look up o'clock? Please tell us where you read or heard it (including the quote, if possible).