名詞 mush:

1. any soft or soggy mass
   同義詞：pulp
2. cornmeal boiled in water
   同義詞：cornmeal mush
3. an expression that is excessively sweet and sentimental
   同義詞：treacle, slop
4. a journey by dogsled

動(dòng)詞 mush:

1. drive (a team of dogs or a dogsled)
2. travel with a dogsled
   同義詞：dogsled

mush

n.（名詞）
A thick porridge or pudding of cornmeal boiled in water or milk.
玉粉精：在水中或者牛奶中煮的黏稠的糊狀物或者攪拌物
Something thick, soft, and pulpy.
軟糊糊的東西：黏稠的、軟的并且漿狀的東西
Informal Mawkish sentimentality, affection, or amorousness.
【非正式用語】 癡情：令人發(fā)膩的多愁善感、癡情或韻事
v.tr.（及物動(dòng)詞）
mushed,mush.ing,mush.es
To reduce to mush; mash or crush.
使成軟糊狀；使成一團(tuán)糟或壓碎

來源：
Probably alteration of mash
可能為 mash的變化

mush
mush 2

v.（動(dòng)詞）
mushed,mush.ing,mush.es
v.intr.（不及物動(dòng)詞）
To travel, especially over snow with a dogsled.
旅行：旅行，特別是架著狗拉雪橇在雪地上旅行
v.tr.（及物動(dòng)詞）
To drive (a dogsled or team of dogs).
駕駛（雪橇或者一群狗）
n.（名詞）
A journey, especially by dogsled.
旅行，特別是駕狗拉雪橇的旅行
interj.（感嘆詞）
Used to command a team of dogs to begin pulling or move faster.
用來吆喝狗開始拉或者跑得更快些

來源：
Possibly alteration of French marchons [first person pl. imperative of] marchier [to walk, go]
可能為 法語 marchons的變化 [] marchier的祈使語氣動(dòng)詞的第一人稱復(fù)數(shù) [步行，走]
from Old French * see march
源自 古法語 *參見 march

【引伸】
mush.er
n.（名詞）