Originally nubile young maiden, pretty hot! (5)
I believe the answer is:
nymph
'originally nubile young maiden pretty hot' is the definition.
I can't tell whether this definition defines the answer.
'originally nubile young maiden pretty hot' is the wordplay.
'originally' indicates taking the first letters.
'hot' becomes 'h'.
The initial letters of 'nubile young maiden pretty' is 'nymp'.
'nymp'+'h'='NYMPH'
Can you help me to learn more?
(Other definitions for nymph that I've seen before include "Gorgeous girl" , "Beautiful young maiden" , "Mythical spirit maiden; dragonfly life stage" , "Beautiful female" , "eg Dryad" .)