'sblood
\zbluhd\
interjection
1. Obsolete. a euphemistic shortening of God’s blood, used as an oath.
Quotes
'Sblood, but you will not heare me, / If ever I did dreame of such a matter, abhorre me.
-- William Shakespeare (1564–1616), Othello, 1622
Origin
'Sblood entered English in the late 1500s and is a euphemistic shortening of the interjection God's blood.
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