a frog in your throat

a frog in (one's) throat

1. Difficulty speaking because of hoarseness or the need to cough or clear one's throat. This cold has left him with such a frog in his throat that he can barely talk! Ahem! Please excuse the frog in my throat. I suffer from seasonal allergies.
2. An inability to speak due to some overwhelming emotion, especially fear. A: "Elise couldn't say a word in the meeting and looked completely terrified." B: "Sounds like she had a frog in her throat." I looked out at the audience staring up at me, and I tried to swallow the frog in my throat.
See also: frog, throat
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

a frog in your throat

If you have a frog in your throat, you find it difficult to speak clearly because you need to cough. I've got a bit of a cough, excuse me, a frog in my throat. You may have a frog in your throat, but that's no excuse for not belting out that aria. Compare with a lump in your throat. Note: In medieval times, there was a belief that if you drank water containing frogspawn (= frogs' eggs), the frogs would grow inside your body. People believed that sore throats and coughing could be caused by the frogs trying to escape from your stomach through your throat.
See also: frog, throat
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
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References in periodicals archive ?
GETTING a frog in your throat is never pleasant - and it looks like this snake has bitten off a lot more than it can chew.
Some tunes are so emotional they could put a frog in your throat, while others so fiery and energetic you felt like dancing on tables.
At the top of your opponent's back-swing is a good time to feel a frog in your throat.
GETTING a frog in your throat is never pleasant - but it looks like this snake has really bitten off more than it can chew.