swine Definition

any of various stout-bodied short-legged omnivorous artiodactyl mammals (family Suidae) with a thick bristly skin and a long flexible snout; especially : a domesticated one descended from the wild boar

a contemptible person

hog cholera

a highly contagious disease of swine that is endemic to sub-Saharan Africa and usually occurs in a fatal acute form which resembles hog cholera and is marked especially by fever, anorexia, lethargy, vomiting, and bleeding internally and under the skin —called also African swine fever

swine influenza; also : influenza A of humans that is caused by a different strain of an orthomyxovirus subtype (H1N1) from those found in swine and that is marked especially by fever, sore throat, cough, chills, body aches, fatigue, and sometimes diarrhea and vomiting

influenza A of swine that is caused by any of several subtypes (such as H1N1 or H3N2) of the causative orthomyxovirus and in which sporadic transmission to humans has occurred

swine fever

to give or offer something valuable to someone who does not understand its value