Definitions by @L3X 3G@N

Hillshire 

/hɪl-ˈʃʌɪə/

Noun
1. one's bicep, tricep or collective arm after a vigorous arm workout while muscles are hypertrophic. Derived from the sausage brand Hillshire Farms due to likeness of one's arms to grilled sausage ready to burst.

Verb
1. having swole arms immediately following an intense arm workout.

n. Bro, check out these Hillshires. I really got it in on arm day.

v. I'm Hillshiring so bad I can barely bend my arm.

Hillshire by @L3X 3G@N June 10, 2014