\ ˈbəm How to pronounce bum (audio) \

Definition of bum

 (Entry 1 of 6)

: buttocks fell down on his bum

Definition of bum (Entry 2 of 6)

1a : of poor quality or nature bum advice
b : not valid or deserved writing a bum check
c : not pleasant or enjoyable a bum trip
2 : affected or disabled by damage or injury has a bum knee
bummed; bumming

Definition of bum (Entry 3 of 6)

intransitive verb

1 : loaf bummed around the house all day
2 : to spend time unemployed and often wandering often used with aroundspent a couple of months bumming around Mexico

transitive verb

: to obtain by asking or begging : cadge bum a cigarette

Definition of bum (Entry 4 of 6)

1a : one who sponges (see sponge entry 2 sense 2) off others and avoids work He's a lazy bum.
b : one who performs a function poorly called the umpire a bum
c : one whose time is devoted to a recreational activity a beach bum ski bums
2 : vagrant, tramp bums sleeping on park benches
on the bum
: with no settled residence or means of support

Definition of bum (Entry 5 of 6)

: a drinking spree : bender a 2-day bum
bummed; bumming; bums

Definition of bum (Entry 6 of 6)

transitive verb

US, informal
: disappoint, depress usually used with outThe news really bummed me out.

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Examples of bum in a Sentence

Adjective that was bum advice that you got from that chat room

First Known Use of bum

Noun (1)

14th century, in the meaning defined above

Adjective

1878, in the meaning defined at sense 1a

Verb (1)

1863, in the meaning defined at intransitive sense 1

Noun (2)

1864, in the meaning defined at sense 1a

Noun (3)

1863, in the meaning defined above

Verb (2)

1970, in the meaning defined above

History and Etymology for bum

Noun (1)

Middle English bom

Adjective

perhaps from bum entry 4

Verb (1)

probably back-formation from bummer entry 1

Noun (2)

probably short for bummer entry 1

Noun (3)

perhaps from bum entry 3

Verb (2)

probably back-formation from bummer entry 2

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Learn More about bum

Time Traveler for bum

Time Traveler

The first known use of bum was in the 14th century

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Statistics for bum

Cite this Entry

“Bum.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/bums. Accessed 14 December 2019.

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More Definitions for bum

English Language Learners Definition of bum

informal
: of bad quality
: not legally acceptable : not valid
US : injured or damaged

bum

noun
\ ˈbəm How to pronounce bum (audio) \

Kids Definition of bum

 (Entry 1 of 2)

1 : a person who avoids work

bum

verb
bummed; bumming

Kids Definition of bum (Entry 2 of 2)

: to obtain by asking or begging Can I bum a dollar from you?

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More from Merriam-Webster on bum

Thesaurus: All synonyms and antonyms for bum

Rhyming Dictionary: Words that rhyme with bum

Spanish Central: Translation of bum

Britannica.com: Encyclopedia article about bum

Comments on bum

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