English version

bob in Water topic

From Longman Dictionary of Contemporary Englishbobbob1 /bɒb $ bɑːb/ verb (bobbed, bobbing)  1 move on waterMOVE IN WATER [intransitive]TTWON/ON TOP OF to move up and down when floating on the surface of water The boat bobbed gently up and down on the water.2 move somewhereMOVE SOMEWHERE [intransitive always + adverb/preposition]MOVE/CHANGE POSITION to move quickly in a particular direction Mrs Foster bobbed about, gathering up her things.3 bob your head4 cut hairHAIR [transitive]DCB to cut someone’s, especially a woman’s, hair in a bob her neatly bobbed hair→ See Verb table
Examples from the Corpus
bobShe wondered whether they were anchored; they seemed fixed; they did not bob.We could see ruddy ducks bobbing about up close and kayakers.When the indicator bobs and dips, you set the hook.Amelia was very hesitant about bobbing her hair.Here seals may be seen bobbing in the calm waters.He bobbed like happy flotsam on the warm sea of life.The floor was bobbing up and down as on a ship.I noticed that the plastic Seayak bobbed up, over and down rather than cutting through the swell.bobbed ... up and downThe rest bobbed up and down at chin height, or remained by the bathing-machine steps.A light bobbed up and down further along the corridor, accompanied by the sound of running footsteps.