We found one dictionary that defines the word underbooking:

General (1 matching dictionary)

1. underbooking: Wiktionary

Opposite: overbooking, fully booked, sold out ▸ Words similar to underbooking ▸ Usage examples for underbooking ▸ Idioms related to underbooking ▸ Wikipedia articles (New!) ▸ Words that often appear near underbooking ▸ Rhymes of underbooking ▸ Invented words related to underbooking