on (one's) hobby-horse

(redirected from on your hobby-horse)

on (one's) hobby-horse

Frequently or incessantly talking about a subject, topic, or issue in which one is excessively interested. "Hobby-horse" can also be spelled as a single word. Ah, here we go again. Once Grandpa gets on his hobby-horse about the government, there's no stopping him! Uh oh, sounds like Janet is on her hobbyhorse again about the need for healthcare reform.
See also: on
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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