bobbing

[ bob-ing ]
/ ˈbɒb ɪŋ /

noun Radar.

the effect on a radarscope of the fluctuation of a radar echo because of alternating interference and reinforcement of the reflected waves.

Nearby words

  1. bobbin and fly frame,
  2. bobbin and joan,
  3. bobbin lace,
  4. bobbin turning,
  5. bobbinet,
  6. bobble,
  7. bobble hat,
  8. bobblehead,
  9. bobbsey twins,
  10. bobby

Origin of bobbing


Origin of bob

1
First recorded in 1400–50, bob is from the late Middle English word bobben. See bob2

bob

2
[ bob ]
/ bɒb /

noun

verb (used with object), bobbed, bob·bing.

to cut short; dock: They bobbed their hair to be in style.

verb (used without object), bobbed, bob·bing.

to try to snatch floating or dangling objects with the teeth: to bob for apples.
Angling. to fish with a bob.

Origin of bob

2
1300–50; Middle English bobbe (noun) spray, cluster, bunch (of leaves, flowers, fruit, etc.); of uncertain origin

bob

3
[ bob ]
/ bɒb /

noun

a tap; light blow.
a polishing wheel of leather, felt, or the like.

verb (used with object), bobbed, bob·bing.

to tap; strike lightly.

Origin of bob

3
1350–1400; Middle English bobben to strike, beat, perhaps imitative See bop2

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for bobbing


British Dictionary definitions for bobbing

Bob

/ (bɒb) /

noun

Bob's your uncle slang everything is or will turn out all right

Word Origin for Bob

C19: perhaps from pet form of Robert

bob

1
/ (bɒb) /

verb bobs, bobbing or bobbed

noun

Word Origin for bob

C14: of uncertain origin

bob

2
/ (bɒb) /

noun

verb bobs, bobbing or bobbed

Word Origin for bob

C14 bobbe bunch of flowers, perhaps of Celtic origin

bob

3
/ (bɒb) /

verb bobs, bobbing or bobbed

to tap or cause to tap or knock lightly (against)

noun

a light knock; tap

Word Origin for bob

C13 bobben to rap, beat; see bop ²

bob

4
/ (bɒb) /

noun plural bob

British (formerly) an informal word for a shilling (def. 1)

Word Origin for bob

C19: of unknown origin

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

Word Origin and History for bobbing
Online Etymology Dictionary, © 2010 Douglas Harper