a weak link

a weak link (in the chain)

the weakest part of a system or the weakest member of a group of people that could cause the whole system or group to fail It's a strong team, though the goalkeeper may be a weak link because he's rather inexperienced. The weak link in the chain is the computer software that controls the system.

Common Names:

Name	Pronounced	Usage
Neemias	-	Biblical Latin, Biblical Greek
Apolinary	ah-paw-lee-NAH-ri	Polish
Antica	-	Croatian
Bel-Sarra-Usur	-	Ancient Near Eastern
Amos	AY-məs (English)	English, Hebrew, Biblical, Biblical Latin, Biblical Greek, Biblical Hebrew
Nora	NAWR-ə (English), NO-rah (German)	Irish, English, Swedish, Norwegian, Danish, German, Dutch, Italian