how to hide menu odoo ?

Remove or hide a menu item in Odoo

 to hide menu for all user just simple inherit menu item as below and put active="false"

<menuitem id="mrp.menu_mrp_root"  name="Manufacturing"  roups="mrp.group_mrp_manager" icon="fa-wrench"   active="false"  web_icon="mrp,static/description/icon.png"  sequence="35"  />