[bʌmp], (Noun)

Definitions:
- a light blow or a jolting collision
(e.g: a nasty bump on the head)

- a protuberance on a level surface
(e.g: bumps in the road)

- an increase
(e.g: there was a bump in the number of outbound flights)

- (in an online forum) an act of posting on an inactive thread in order to move it to the top of the list of active threads
(e.g: I'm giving this thread a well-deserved bump)

- a loosely woven fleeced cotton fabric used in upholstery and as lining material


Phrases:
- a bump in the road
- be bumping along the bottom
- with a bump

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

[bʌmp], (Verb)

Definitions:
- knock or run into someone or something with a jolt
(e.g: I almost bumped into him)

- move or travel with a succession of jolting movements
(e.g: the car bumped along the rutted track)

- (of an airline) refuse (a passenger) a reserved place on a flight as a consequence of deliberate overbooking
(e.g: if you check in on time and are bumped, you will be entitled to a full refund)

- (in an online forum) post on (an inactive thread) in order to move it to the top of the list of active threads
(e.g: if no one responds after 24 hours, you can bump your thread)


Phrases:
- a bump in the road
- be bumping along the bottom
- with a bump

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