A horse of a different color

From Fresh Dictionary

English

Noun phrase

a horse of a different color

1. ((idiomatic{{#if:|, {{{2}}}{{#if:|, {{{3}}}{{#if:|, {{{4}}}{{#if:|, {{{5}}}{{#if:|, {{{6}}}{{#if:|, {{{7}}}{{#if:|, {{{8}}}{{#if:|, {{{9}}}}}}}}}}}}}}}}}}}))colloquial (USA), something that is unrelated or irrelevant

   He also acted very badly, but that is a horse of a different color.

Translations

• Spanish: es harina de costal