one-trick pony

noun

informal, mainly US a person or thing considered as being limited to only one single talent, capability, quality, etc

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Nearby words

one-tailed, one-time, one-to-one, one-track, one-track mind, one-trick pony, one-two, one-up, one-upmanship, one-way, one-way mirror

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012