The most common and most likely answer to this crossword clue is the 10 letter word EPIGLOTTIS
I've seen this crossword clue in The Times
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More clues leading to the result EPIGLOTTIS
- Pilot gets one in a spin, making us flap
- TS Eliot works about animal giving a lump in the throat
- Flap when English scoff excessively, gulping it back
- I get spoilt after massage, revealing part of body
- Cut long story short, rough gist about bundle, it’s stuck at top of windpipe
- Malfunctioning toilets contain animal’s body part
- Spot recalled into which hefty eater takes a great deal — that’s behind the tongue
- Greedy-guts having full monty in up-and-coming place could be a barrier to culinary inspiration!
- I get lost and I start to panic terribly and flap
- Animal in toilets chewed piece of gristle
Buddy explains!

The straight part
We know that "a lump in the throat" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a lump in the throat = epiglottis.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.
What does EPIGLOTTIS mean?
EPIGLOTTIS noun- A cartilaginous organ in the throat of terrestrial vertebrates covering the glottis when swallowing to prevent food and liquid from entering the trachea, and in Homo sapiens also a speech organ.