(give a) thumbs up to (someone/something)

to show approval of or support for someone or something.

Voters gave a thumbs up to building swimming pool for the town.

Usage notes: often used in the form give the thumbs up (to something): We have been given the thumbs up and will begin work next week.

Opposite of: (give a) thumbs down to (someone/something)

• couldn't believe your eyes
• couldn't care less
• couldn't fight way out of a paper bag
• couldn't fight your way out of a paper bag
• couldn't have asked for anything more
• couldn't have asked for more
• couldn't lie straight in bed
• couldn't organize a piss-up in a brewery
• couldn't ... way out of a paper bag
• couldn't ... your way out of a paper bag
• could standing on head
• could standing on your head
• could talk under water
• could with eyes closed
• could with eyes shut
• could with their eyes closed
• could with their eyes shut
• count blessings
• count down
• count down to
• count down to something
• count me in
• count me out
• count on
• count on someone