What means that in an advert

[TbLover]

I found a very nice pretty horse but in the ad is something what I can not explain myself duo not naitive english speaker

Here we go what means that

"Wind sucks at times but it doesnt affect him "

Thanks for replys

 

[shadowboy]

That he's a windsucker (air gulper) but it doesn't affect his condition / give him ulcers I'm guessing