1. An unreliable or unstable link, typically referring to internet or telecommunication connections that frequently disconnect or have poor signal quality
I couldn't complete the video call because I had a shaky connection.
Não consegui terminar a videochamada porque tinha uma conexão instável.
2. A weak or uncertain relationship or partnership between people or entities
Their business partnership has always had a shaky connection due to disagreements.
A parceria comercial deles sempre teve uma conexão frágil devido a desacordos.