"mañanitas"
What is the meaning of "mañanitas"? The dictionary says it is a birthday song but it does not fit the context: Irene tejia mañanito y chalecos... There must be another meaning as well.
2 Answers
It is very old fashioned.
Tienes razón. Hoy en día los Snuggies están muy de moda.

mañanita.(Del dim. de mañana).
- f. Prenda de vestir, de punto o tela, que cubre desde los hombros hasta la cintura y que las mujeres usan principalmente para estar sentadas en la cama.
In Spain we call the same a toquilla. This is shawl like which women use when they stay in bed, for example for breakfast. It is very old fashioned.
It is called mañanita as it is often worn in the morning.
