bum

名词 bum:

1. a person who is deemed to be despicable or contemptible
   同义词：rotter, dirty dog, rat, skunk, stinker, stinkpot, puke, crumb, lowlife, scum bag, so-and-so, git
2. a disreputable vagrant
   同义词：tramp, hobo
3. person who does no work
   同义词：idler, loafer, do-nothing, layabout
4. the fleshy part of the human body that you sit on
   同义词：buttocks, nates, arse, butt, backside, buns, can, fundament, hindquarters, hind end, keister, posterior, prat, rear, rear end, rump, stern, seat, tail, tail end, tooshie, tush, bottom, behind, derriere, fanny, ass

动词 bum:

1. ask for and get free; be a parasite
   同义词：mooch, cadge, grub, sponge
2. be lazy or idle
   同义词：bum around, bum about, arse around, arse about, fuck off, loaf, frig around, waste one's time, lounge around, loll, loll around, lounge about

形容词 bum:

1. of very poor quality; flimsy
   同义词：cheap, cheesy, chintzy, crummy, punk, sleazy, tinny

1. Mike is such a beach bum. All he want to do is getting a tan.
   迈克经常去海滩，他一心想把皮肤晒黑。
2. You're just a good for nothing bum!
   你一无是处！

bum

n.（名词）
A tramp; a vagrant.
流浪者；游民
A lazy or shiftless person, especially one who seeks to live solely by the support of others.
懒鬼，游手好闲的人：一个懒惰或得过且过的人，尤指靠别人施舍过生活的人
An incompetent, insignificant, or obnoxious person:
笨蛋，废物：一个无能的、可鄙的或可恶的人：
例句：
The batter called the pitcher a bum.
打击手骂投手是个笨蛋

One who is devoted to a particular activity or milieu:
爱好者：沉溺于某项活动或娱乐中的人：
例句：
a beach bum.
沉溺于海滩运动的人

v.（动词）
bummed,bum.ming,bums
v.intr.（不及物动词）
To live by begging and scavenging from place to place. Often used witharound.
乞丐，流浪者：靠从一地到另一地的乞讨和拣拾垃圾为生，常与around 连用
To loaf.
混日子，闲荡
v.tr.（及物动词）
To acquire by begging; cadge.See Synonyms at cadge
乞讨，乞求：通过乞讨面获得；乞求参见 cadge
adj.（形容词）
Inferior; worthless:
质量低劣的；无价值的：
例句：
gave me bum advice; did a bum job of fixing the car.
给了我毫无价值的建议；修车修得真差劲

Disabled; malfunctioning:
残废的；不灵的：
例句：
a bum shoulder.
不灵便的肩膀

Unfavorable or unfair:
不合理的，不公平的：
例句：
got a bum deal on my final grade for the course.
这门课我最后得了一个不公平的分数

Unpleasant; lousy:
令人不快的；讨厌的：
例句：
had a bum time at the party.
晚会上过得很不愉快

<习惯用语>on the bum
Living as a vagrant or a tramp.
象流浪者似的生活
Out of order; broken.
出毛病；坏掉
来源：
Back-formation from bummer
源自 bummer的逆构词

bum
bum 2

n.Chiefly British （名词）【多用于英国】
The buttocks.
屁股，臀部

来源：
Middle English bom
中古英语 bom