Definitions

1. noun

A supporting or sustaining influence; backing or encouragement

“The government’s endorsement provided valuable appui to the young entrepreneur’s startup.”

2. noun

A prop or support (especially one used in the theatre)

“The set designer carefully placed the appui to hold up the heavy backdrop.”

3. verb

to support or back (something or someone)

“The new investor appuied the struggling artist’s work and helped him gain recognition.”