To be straightjacketed means to be restricted or limited in what you can do, like being held back by rules or expectations.
Being straightjacketed can feel frustrating or confining, like you can't be yourself.
Examples:
She felt straightjacketed by all the rules.
The straightjacketed rules made it hard to have fun.
He was straightjacketed by everyone's expectations.
The straightjacketed dress code made everyone look the same.
The straightjacketed schedule left no time for fun.
Being straightjacketed by all the homework made him feel trapped.