Related Clues:

• Blender output
• Head of house, recent pupil and Head mix informally
• Mix of coffees
• "Baby Got Back" (Sir ___-A-Lot)
• Pancake-making aid
• Hide in a crowd
• Pass from person to person
• Combine in a blender
• Cause to become widely known
• Mingle, à la the Wizard of Oz
• Do a DJ's job
• Associate's not entirely sweet -- hard to get backing
• Socialise (especially with posher people)
• Mix up start at the butchers with a job at the bank
• Hang out with