Definitions
There is 1 meaning of the phrase
Tighten Up.
Tighten Up - as a verb
Severely restrict in scope or extent
Example: "Tighten the rules"
Synonyms (Exact Relations)
constrain11stiffen13tighten11Example Sentences
"The mechanic needs to tighten up the loose screws in the engine."
"You should tighten up the bolts on the bicycle to prevent them from falling off."
"Before going on stage, the band needs to tighten up their performance."
"The company needs to tighten up its security measures to prevent data breaches."
"The coach told the players to tighten up their defense during the game."