Wiktionary
two thumbs up
n. 1 (context idiomatic English) Strong approval. 2 (context dated English) A hand gesture indicating strong approval.
Wikipedia
Two Thumbs Up
Two Thumbs Up is a compilation, and the first album released by Tab Two since 2000. The 35 songs are remastered. The bonus CD consists of unreleased songs or mixes, and includes the new song "The Patient".
Two Thumbs Up (film)
Two Thumbs Up is a 2015 Hong Kong-Chinese action comedy film directed by first-time director Lau Ho-leung and starring Francis Ng, Simon Yam, Leo Ku, Patrick Tam, Mark Cheng, Christie Chen and Philip Keung.