a short, jerky motion: a bob of the head.
to move quickly down and up: to bob the head.
to indicate with such a motion: to bob a greeting.
to make a jerky motion with the head or body.
to move about with jerky, usually rising and falling motions: The ball bobbed upon the waves.
bob up, to emerge or appear, especially unexpectedly: A familiar face bobbed up in the crowd.
Other definitions for bob (2 of 5)
a style of short haircut for women and children.
a docked horse's tail.
a dangling or terminal object, as the weight on a pendulum or a plumb line.
a short, simple line in a verse or song, especially a short refrain or coda.
a knot of worms, rags, etc., on a string.
a float for a fishing line.
a bobsled or bob skate.
Scot. a bunch, cluster, or wad, especially a small bouquet of flowers.
Obsolete. walking beam.
to cut short; dock: They bobbed their hair to be in style.
to try to snatch floating or dangling objects with the teeth: to bob for apples.
Angling. to fish with a bob.
Other definitions for bob (3 of 5)
a tap; light blow.
a polishing wheel of leather, felt, or the like.
to tap; strike lightly.
Other definitions for bob (4 of 5)
Other definitions for Bob (5 of 5)
a male given name, form of Robert.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use bob in a sentence
On their heads were icy bobs with white veils attached to the top by a gold fascinator.
As our boat, the Lily, bobs in the water, our guide suggests a swim.Peter Godwin on How to Take Your Kids on an African Safari | Condé Nast Traveler | June 4, 2013 | THE DAILY BEAST
He is exciting when he bobs and weaves to the hoop with explosive speed.Jeremy Lin Already a Legend? Reality-Checking the Hype | Buzz Bissinger | February 11, 2012 | THE DAILY BEAST
Floats, or bobs, were made from bits of wood, and the baited hook was allowed to sink ten or twelve feet.Gold-Seeking on the Dalton Trail | Arthur R. Thompson
Suddenly a motion-picture camera man bobs up from somewhere.My Wonderful Visit | Charlie Chaplin
It takes up about eighty thousand lines, A thing imagination boggles at; And might, odds-bobs, sir!The Book of Humorous Verse | Various
I give him what they call five bobs over there, which is wan dollar an' twinty cints iv our money.Mr. Dooley Says | Finley Dunne
Half of the course was soon covered and still the bobs kept side by side.The Rover Boys on the Farm | Arthur M. Winfield (AKA Edward Stratemeyer)
British Dictionary definitions for bob (1 of 5)
to move or cause to move up and down repeatedly, as while floating in water
to move or cause to move with a short abrupt movement, as of the head
to make (a bow or curtsy): the little girl bobbed before the visitor
(intr usually foll by up) to appear or emerge suddenly
(intr; foll by under, below, etc) to disappear suddenly, as beneath a surface
(intr usually foll by for) to attempt to get hold (of a floating or hanging object, esp an apple) in the teeth as a game
a short abrupt movement, as of the head
a quick curtsy or bow
bell-ringing a particular set of changes
short for bobfloat
the topmost fly on a cast of three, often fished bobbing at the surface
this position on a wet-fly cast
British Dictionary definitions for bob (2 of 5)
a hairstyle for women and children in which the hair is cut short evenly all round the head
a dangling or hanging object, such as the weight on a pendulum or on a plumb line
a polishing disc on a rotating spindle. It is usually made of felt, leather, etc, impregnated with an abrasive material
a runner or pair of runners on a bobsled
angling a small knot of worms, maggots, etc, used as bait
a very short line of verse at the end of a stanza or preceding a rhyming quatrain (the wheel) at the end of a stanza
a refrain or burden with such a short line or lines
a docked tail, esp of a horse
British dialect a hanging cluster, as of flowers or ribbons
(tr) to cut (the hair) in a bob
(tr) to cut short (something, esp the tail of an animal); dock or crop
(intr) to ride on a bobsled
British Dictionary definitions for bob (3 of 5)
to tap or cause to tap or knock lightly (against)
a light knock; tap
British Dictionary definitions for bob (4 of 5)
British (formerly) an informal word for a shilling (def. 1)
British Dictionary definitions for Bob (5 of 5)
Bob's your uncle slang everything is or will turn out all right
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