Tra từ bump - Từ điển Oxford Advanced Learner 8th

bump [bump bumps bumped bumping] verb, noun BrE [bʌmp] NAmE [bʌmp]
verb
1. intransitive to hit sb/sth by accident
•~ into sb/sth In the dark I bumped into a chair.
•~ against sb/sth The car bumped against the kerb.
2. transitive ~ sth (against/on sth) to hit sth, especially a part of your body, against or on sth
•Be careful not to bump your head on the beam when you stand up.
3. intransitive, transitive to move across a rough surface
•+ adv./prep. The jeep bumped along the dirt track.
•~ sth + adv./prep. The car bumped its way slowly down the drive.
•She entered the subway, bumping her bags down the steps.
4. transitive ~ sb + adv./prep. to move sb from one group or position to another; to remove sb from a group
•The airline apologized and bumped us up to first class.
•If you are bumped off an airline because of overbooking, you are entitled to compensation.
•The coach told him he had been bumped from the crew.
Verb forms:

Word Origin:
mid 16th cent. (as a verb): imitative, perhaps of Scandinavian origin.

Synonyms:
hit
knock • bang • strike • bump • bash
These words all mean to come against sth with a lot of force.
hit • to come against sth with force, especially causing damage or injury: ▪ The boy was hit by a speeding car.
knock • to hit sth so that it moves or breaks; to put sb/sth into a particular state or position by hitting them/it: ▪ Someone had knocked a hole in the wall.
bang • to hit sth in a way that makes a loud noise: ▪ The baby was banging the table with his spoon.
strike • (formal) to hit sb/sth hard: ▪ The ship struck a rock.
bump • to hit sb/sth accidentally: ▪ In the darkness I bumped into a chair.
bash • (informal) to hit against sth very hard: ▪ I braked too late, bashing into the car in front.
to hit/knock/bang/bump/bash against sb/sth
to knock/bang/bump/bash into sb/sth
to hit/strike the ground/floor/wall

Example Bank:
•I bumped into the corner of a table as I left.
•I bumped my head on the door frame.
•I ran after her, bumping against people in my rush.
•In the darkness I bumped into a chair.
•She bumped her knee as she was climbing into the pool.
•She entered the subway, bumping her bags down the step.
•Their boat came up alongside, bumping the side of ours.
•Toddlers are always falling over and bumping their heads.
Derived: ↑bump into somebody ▪ ↑bump somebody off ▪ ↑bump something up ▪ ↑bump up against something

noun
1. countable the action or sound of sth hitting a hard surface
•He fell to the ground with a bump.
•We could hear loud bumps from upstairs where the children were playing.
2. countable a swelling on the body, often caused by a blow
Syn: ↑lump
•She was covered in bumps and bruises.
•How did you get that bump on your forehead?
3. countable a part of a flat surface that is not even, but raised above the rest of it
•a bump in the road
see also ↑bumpy
4. countable a slight accident in which your vehicle hits sth
•I had a bump in the car earlier, but it wasn't serious.
5. the bumpsplural (BrE)(on a child's birthday) the act of lifting the child in the air and then putting them down on the ground, once for every year of their age
•We gave her the bumps.
see come back/down to earth(with a bang/bump) at ↑earth _n., things that go bump in the night at ↑thing

Word Origin:
mid 16th cent. (as a verb): imitative, perhaps of Scandinavian origin.

Example Bank:
•My job is to smooth out the bumps in supply and demand.
•We hit a bump and the car swerved.
•We landed with a loud bump.
•He fell to the ground with a bump.