The phrase "limp performance" refers to someone or something underperforming or not doing as well as expected. It means that the performance is weak, lacking energy or effort, and is often seen as disappointing or unsatisfactory. Full definition
We certainly do not want another limp performance like the Champions League game, so is Flamini the man to take the place of Coquelin? (justarsenal.com)
A limp performance like the one against Chelsea, mistakes at crucial times from key players at both ends of the pitch and the age old problem of injury problems and Arsene Wenger seeming to be the only man on the planet that thinks his Arsenal squad has enough quality and quantity. (justarsenal.com)
The Scot leaves behind a team marooned near the foot of La Liga, and a limp performance in Friday night's 2 - 0 defeat against lowly Las Palmas was the final straw. (bbc.com)