mud这个词是不是不可数名词啊，能帮我用它写个句子吗

[mQd]
n.
泥, 泥浆, 泥泞
abbr.
Multi-User Dungeons, 多用户网络游戏
abbr.
Multi-User Domuins, 多用户领域

MUD
(Multi-User Dungeon or Dimension)多用户网络游戏

mud
mud
AHD:[m¾d]
D.J.[mJd]
K.K.[mJd]
n.（名词）
Wet, sticky, soft earth, as on the banks of a river.
泥：湿润、粘而软的泥土，如在河岸上
Slang Wet plaster, mortar, or cement.
【俚语】 灰泥：湿灰泥、灰浆或水泥
Slanderous or defamatory charges or comments:
诽谤：造谣中伤的、恶意的指责或评论：
slinging mud at his opponent.
对对手恶意中伤
v.tr.（及物动词）
mud.ded,mud.ding,muds
To cover or spatter with or as if with mud.
抹泥：（象）抹上泥或（象）使全是泥点

Middle English mudde
中古英语 mudde
probably from Middle Low German
可能源自 中古低地德语
Middle Dutch modde
中古荷兰语 modde

MUD
MUD
AHD:[m¾d]
D.J.[mJd]
K.K.[mJd]
n.（名词）
A computer program, usually running over the Internet, that allows multiple users to participate in