Crossword Genius

A string of dozy ideas (5)

Ross

I believe the answer is:

dream

I'm a little stuck... Click here to teach me more about this clue!

This clue might be a double definition.

'a string' is the first definition.
Although both the answer and definition are singular nouns, I cannot understand how one could define the other.

'of dozy ideas' is the second definition.
The definition suggests a singular noun which matches the answer.

Can you help me to learn more?

(Other definitions for dream that I've seen before include "Sleeping experience" , "Bedroom vision?" , "Trance" , "Reverie or nightmare" , "Fantastic but vain hope" .)

I've seen this clue in the Evening Standard.
Want a hint initially instead of a full solution? Install my app