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"A lot" is an adverb which is often translated as "mucho", and "great deal" is a phrase which is also often translated as "mucho". Learn more about the difference between "a lot" and "great deal" below.
a lot(
uh
 
lat
)
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g. to run quickly, very tired).
adverb
1. (frequently)
a. mucho
Since we live a block from the beach, we swim a lot.Como vivimos a una cuadra de la playa, nadamos mucho.
b. un montón
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
(colloquial)
Both my wife and I are retired, so we travel a lot.Mi esposa y yo estamos los dos jubilados, así que viajamos un montón.
2. (significantly)
a. mucho
This restaurant is a lot better than the one we went to last night.Este restaurante es mucho mejor que al que fuimos anoche.
b. un montón
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
(colloquial)
Janet has changed a lot since she started working. She's become more responsible.Janet ha cambiado un montón desde que empezó a trabajar. Se ha vuelto más responsable.
A pronoun is a word that stands in for a noun (e.g. she).
pronoun
3. (a significant number)
a. muchos
You can keep that pen. I have a lot.Puedes quedarte con ese bolígrafo. Tengo muchos.
b. muchas
How many people came to the party? - A lot.¿Cuántas personas vinieron a la fiesta? - Muchas.
c. un montón
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
(colloquial)
I got a lot of presents for my birthday.Me hicieron un montón de regalos por mi cumpleaños.
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great deal(
greyt
 
dil
)
A phrase is a group of words commonly used together (e.g once upon a time).
phrase
1. (large number or amount)
a. mucho
You look a great deal like your sister.Te pareces mucho a tu hermana.
b. el montón
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
(M)
I got a great deal of support from my family while I was in hospital.Recibí un montón de apoyo de mi familia cuando estuve en el hospital.
2. (very good agreement)
a. el acuerdo excelente
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
(M)
I think our two companies reached a great deal for both sides.Creo que nuestras dos empresas alcanzaron un acuerdo excelente para ambas partes.
3. (very good bargain)
a. la auténtica ganga
(f) means that a noun is feminine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
(F)
I can't reduce the price any further. Come on, it's a great deal.Ya no puedo rebajar más el precio. Venga, es una auténtica ganga.
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