1.mob用作名词时意思是“暴民”“下层民众”,转化为动词时表示“聚众包围”,多指不善意地“围攻”。
2.mob多用作及物动词,接名词或代词作宾语,可用于被动结构。
3.mob的过去式、过去分词均为mobbed。

mob forward(v.+adv.)
向前挤 crowd forward
▲mob forward
The newsmen mobbed forward.记者们乱哄哄地向前挤。

用作及物动词
▲S+～+n./pron.
Fans mobbed the actor where he went.那位演员走到哪里,影迷们都围着他。
The demonstrators mobbed the police.游行示威者围攻警察。
The angry crowd mobbed the losing team as it left the football ground.愤怒的群众在踢败的足球队离开球场时围上去起哄。
Customers mob the stores on sale days.在大减价的日子里顾客们纷纷涌入商店。
◇ 用于be ～ed结构
He was mobbed by his supporters.他被支持者围着欢呼。
The pickpocket was mobbed by angry women.扒手被愤怒的妇女们包围着。
The restaurant was mobbed by a large crowd.这家饭店遭到一大群人的袭击。

［同义词］ n.  organized crime
［词源］＜拉丁语mobile vulgus(喜怒无常的群众)

mob用作名词时的基本意思是“成群的暴徒”,引申还可表示“有势力的犯罪集团〔团伙〕”。mob是可数集合名词,当以其单数形式作主语时,如强调一个整体,谓语动词用单数形式,如强调其成员,谓语动词用复数形式。

An angry mob is attacking the palace.愤怒的暴徒在攻击王宫。
The mob were throwing up their caps and cheering.暴徒们把帽子抛到空中欢呼。
Mobs collected round the court.暴徒们聚集在法庭周围。
Whose mob is he with?他是哪个帮派的人?

mob, band, circle, crowd, gang, group, herd, host, mass, multitude, set
参见band条。
mob, masses, people, populace, rabble
参见people条。