What does the word pegged mean? According to Collins English Dictionary, the American Heritage Dictionary of the English Language, and Word Sense, the word pegged is the past tense form of the verb peg. Peg has a plethora of different definitions and occasions of usage. a. To hit, especially with a thrown object or fired projectile: She pegged him on the head with a snowball. b. To throw or fire (an object or projectile): "How did you learn to peg a ball as straight as this?" (Zane Grey). Discover the meaning of pegging and its cultural significance in modern relationships. This article explores the term's origins, statistics on interest, and the benefits of this sexual practice. Learn how it challenges traditional gender roles and fosters intimacy. Informal Terms to throw (a ball) forcefully:[~ + object] pegged the ball to second base. Informal Terms to identify; label; classify:[~ + object + as + object] She pegged him as a loser. peg away, [no object] to work continuously or for a long time at something: pegging away at his homework.