The most common and most likely answer to this crossword clue is the 19 letter word LOB-LIE-BY-THE-FIRE
I've seen this crossword clue in The Guardian
L
O
B
-
L
I
E
-
B
Y
-
T
H
E
-
F
I
R
E
Buddy explains!
The straight part
We know that "Someone like me" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case someone like me = lob-lie-by-the-fire.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.