upback means A blocking back who lines up approximately one to three yards behind the line of scrimmage in punting situations. Lexicurio rates it Sui generis — a strength score of 90 out of 100.
noun
- A blocking back who lines up approximately one to three yards behind the line of scrimmage in punting situations.“But long snapper Steve Schmidt hit upback Bryan Crawford with the snap and Jason Arakgi recovered for the Lions at the Argo eight.”