|Noah Webster's Dictionary|
1. (v. t.) To take into the mouth with the lips, as a liquid; to take or drink by a little at a time; to sip.
2. (n.) A small mouthful, as of liquor or broth; a little taken with the lips; a sip.
3. (v. i.) To eat the evening meal; to take supper.
4. (v. t.) To treat with supper.
Int. Standard Bible Encyclopedia
Sup (3 Occurrences)
Luke 17:8 and will not rather tell him,'Prepare my supper, clothe yourself properly, and serve me, while I eat and drink. Afterward you shall eat and drink'? (Root in WEB KJV ASV DBY WBS YLT RSV NIV)
Revelation 3:20 Behold, I stand at the door, and knock: if any man hear my voice, and open the door, I will come in to him, and will sup with him, and he with me. (KJV ASV DBY WBS YLT)
Habakkuk 1:9 They shall come all for violence: their faces shall sup up as the east wind, and they shall gather the captivity as the sand. (KJV WBS)