Mixed signals can simply be a miscommunication—or they can be an excuse to hold you at arms length because they dont want to commit (or make you believe that they are ready to). Mixed signals can definitely mean that the other person isnt going all in on you, but thats not the only answer at play.
What does sending mixed messages mean?
: a showing of thoughts or feelings that are very different from each other I dont know if he likes me; he keeps giving me mixed messages. Shes sending mixed signals about her feelings.
What does it mean when someone says they have mixed feelings for you?
When you have mixed emotions toward someone, its because youre feeling both positive and negative feelings about them. You are worried that your romantic attraction isnt enough. The definition of mixed feelings is when youre unsure if you want to be romantically involved with a person.