Cryptic crossword clue
A measure of warmth in the direction of drain cover 3,6

The most common and most likely answer to this crossword clue is the 3 plus 6 letter word TOG RATING

I've seen this crossword clue in The Guardian
T
O
G
R
A
T
I
N
G

Buddy explains!

The straight part
We know that "A measure of warmth" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a measure of warmth = tog rating.
The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.
This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.

Crossword Answer definitions

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