by the rood

prep_phrase

(archaic) Used as an oath to emphasize the veracity of an associated statement.

By the rood, I swear to tell the truth.

意味（1）

(archaic) Used as an oath to emphasize the veracity of an associated statement.

Sim[on]. I pray thee tell me now, coulde such a shrow as thou,

Content thy selfe with such a sheepe as I, how sayst thou now?

Sus[an]. A sheepe, nay by the Roode, I rather would haue guest

you, more a Hog like, then a sheepe […]