HMP

1. (His or) Her Majesty's Prison
2. Hoc monumentum posuit (Latin), erected this monument

• whatsit
• whatsits
• what's-its-name
• whatsits-name
• what's more
• what's new
• whatso
• whatsoe'er
• whatsoever
• whatsomever
• what's the big idea
• what's the damage
• what's the odds
• what's to do
• what's up
• what's up with you
• what's what
• what's with
• what's your poison
• whatten
• what the devil
• what the dickens
• what the doctor ordered
• what the hell
• what then