Not like 'jackknife' where a semi trailer loses it on the highway. Jackfish refers to an amateur who can not park an f'n trailer.
Somebody please spot Rebecca, she's shit at parking the trailer and keeps jackfishing it.
by Ricardo and Coco August 31, 2016
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this phrase is often used in pubs by 40 year old men watching man united nobody likes a jackfish
by patangle69awww October 2, 2022
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