cow’s head
n.— «Cow’s head: Refuel coupling on an aircraft.» —“Airport Lingo” by Raphael Sheffield Southwest Airlines Blog/Nuts About Southwest Dec. 10, 2007. (source: Double-Tongued Dictionary)
Further reading
A psychiatric home health worker is curious about the use of nuthouse to mean “a mental health facility.” This term goes back to the turn of the 20th century. The word nuts itself once had an extremely positive connotation, referring to...
If you’re madder than a peach orchard boar you’re angry indeed, or otherwise engaging in wild, unrestrained behavior similar to boars or pigs being let loose to gorge themselves on fallen fruit. Variations include crazier than a peach...