elbow room
1. Enough space to move around an area easily. Ugh, the mall is so crowded today that there's hardly any elbow room at all!
2. The freedom and ability to act as one wants. Well, you're her cabinet—if you're worried about her having too much elbow room as student council president, you should impose limitations.
*some elbow room
Fig. room to move about in; extra space to move about in. (*Typically: allow ~; get ~; have ~; give someone ~; need ~.) This table is too crowded. We all need some elbow room.