noun
pipsqueak
PIP-skweek/ˈpɪpskwiːk/
A person regarded as small, weak, or unimportant.
The short man's exaggerated flexing makes him look like a pipsqueak beside her.

Etymology
A pip and a squeak suggest the trivial noise of a young or weak creature. Applied contemptuously to people, that image makes them seem insignificant or unimpressive.
In context
you pipsqueak weigh not as much as the smallest of our bands silence here
More examples
- She refuses to let the loudmouthed pipsqueak intimidate her.
- He resents being treated like an unimportant pipsqueak.
- The manager dismisses the young assistant as a pipsqueak.
Forms
pipsqueak · pipsqueaks
Similar words
- weakling
- More specifically criticizes a lack of strength.
- nobody
- Nobody dismisses someone as unimportant; pipsqueak additionally suggests smallness or weakness.