Crossword Genius

Sob loudly seeing whaler’s product (7)

Ross

I believe the answer is:

blubber

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

This might be a double definition.

'sob loudly' is the first definition.
(I've seen this before)

'whaler's product' is the second definition.
The definition and answer can be both substances as well as being singular nouns.
Perhaps they are linked in a way I don't understand?

'seeing' acts as a link.

Can you help me to learn more?

(Other definitions for blubber that I've seen before include "Your body's fat" , "Sob bitterly" , "Sob loudly" , "Fatty tissue of a whale" , "Break down" .)

I've seen this clue in The Sun.
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