We found one dictionary that defines the word a let down:

General (1 matching dictionary)

1. a let-down: ESL Idiom Page

Phrases: being a let down, more... ▸ Words similar to a let down ▸ Usage examples for a let down ▸ Idioms related to a let down ▸ Wikipedia articles (New!) ▸ Words that often appear near a let down ▸ Rhymes of a let down ▸ Invented words related to a let down