1. (noun) any act of immoderate indulgence

• binge
• orgy

2. (verb) indulge oneself

• fling

1. (noun) an ostentatious display (of effort or extravagance etc.)

• fanfare
• flash
• ostentation

2. (noun) any act of immoderate indulgence

• humoring
• indulgence
• indulging
• pampering

3. (verb) indulge oneself

• consume
• squander
• ware
• waste

4. (verb) be showy or ostentatious

• flash
• flaunt
• ostentate
• show off
• swank

1. (verb) indulge oneself

• fling
• spree