A super human being. Can have sex with pornstars after a loss in the super bowl. Super good at sports. Excels in the bedroom. Has muscles bigger than Poseidon's penis.
That guy is a total Gronkowski he can play all the sports.
Where were you last night? I was with a Gronkowski, I'm so sore this morning.
That guys muscles make him look like a Gronkowski.
Pronounced like onion with 'Gr' in front, and usually in the plural.
Singular: - A left (or right) sailor's testicle that has been grossly inflated by a true 'blow' job in some stinking back-street Asian or Arab port during shore leave.
Plural - (Gronions) The worst scenario. Both balls about to explode through over-inflation, usually brought about by the aforesaid vicious fellatio, but with the added intervention of the house madam sticking a finger up the rectum at the same time.