Shore Up Meaning
(idiomatic) To reinforce or strengthen (something at risk of failure).
Example: They hastened outside between storms to shore up the damaged fence.
He needed something bold and dramatic to shore up his failing candidacy.
2011 October 20, Jamie Lillywhite, â€œTottenham 1 - 0 Rubin Kazanâ€, BBC Sport:
Redknapp was determined to secure victory and sent on Younes Kaboul and star playmaker Luka Modric to shore things up.