Definition from Wiktionary, the free dictionary
Of uncertain origin.
- Rhymes: -uːtʃ
pooch (plural pooches)
- (slang) A dog
- A dog of mixed breed, a mongrel
- A bulge, an enlarged part
- "There's a pooch in the plastic where it got too hot."
- A distended or swelled condition.
- "Her left sleeve has more pooch at the shoulder than the right."
- To distend, to swell or extend beyond normal limits; usually used with out.
- Inflate that tire too much and the tube may pooch out of the cut in the sidewall.