noun

• (chiefly US) The string or lace used to secure a shoe to the foot; a shoelace.
  "Your shoestring is untied."
• (figuratively, often attributively)
• (figuratively, often attributively)
  "shoestring French fries"
• (figuratively, often attributively)
  "He was able to organize the event on a shoestring."

adj

• (US, chiefly American football, baseball) Of a catch or tackle: made near the ground, close to a player's shoes.

verb

• (transitive, American football) To tackle (a player) using a shoestring tackle (“one made near the ground, close to a player's shoes”).
• (transitive, baseball) To catch (a ball) using a shoestring catch (“one made near the ground, close to a player's shoes”).
  "We didn't score in our half of the eighth, but it was only because Ernie's line drive was shoestringed by the Giant left fielder, with Rusty Howarth on second."