- (idiomatic) To reinforce or strengthen (something at risk of failure).
- 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, “Tottenham 1 - 0 Rubin Kazan”, in BBC Sport:
- Redknapp was determined to secure victory and sent on Younes Kaboul and star playmaker Luka Modric to shore things up.
to reinforce (something at risk of failure)