Second bananas and Second string

Second string and second bananas are semantically related. in sidekick topic. In some cases you can use "Second string" instead a noun phrase "Second bananas".

Second string noun - A squad of players that are available either individually or as a team to relieve or replace the players who started the game.

Second bananas and second string are semantically related. Sometimes you can replace phrase "Second bananas" with "Second string", this phrases are similar.