v.1. To hang something by a string: All of the neighbors on my street string up the flag in their front yards. The Christmas lights look great—how long did it take to string them up?
2. To equip something with a string: They strung up their fishing rods and headed to the lake to catch some trout. I just bought my first guitar, but I don't know how to string it up or tune it. The band couldn't start the set on time because the fiddle player needed a few minutes to string up.
3. To kill someone by hanging: Do you know what we do to traitors here?—We string them up! The accused murderer was strung up without a fair trial.