1. (informal) oneself, especially one's own interests 
2. (informal) the most important of a group of people

Derived forms: numero unos

• habited
• habitual
• habitual abortion
• habitual criminal
• habitually
• habituate
• habituation
• habitude
• habitus
• habitué
• Hablot Knight Browne
• Habsburg
• hacek
• Hachiman
• hachure
• hacienda
• hack
• hack on
• hack writer
• hack-driver
• hackamore
• hackberry
• hackbut
• hacked off
• hackee