In the LexZicon, Flex is to show off something, often a possession or achievement. Pronounced /fleks/, it sits under F in Famdom's dictionary of the words families use. Each entry gives the definition and a sentence as a family would say it.

How is Flex used in a sentence?

As a family might say it: "He keeps mentioning his grades, total Flex." The LexZicon keeps one line like this for every term, so the word is read the way it lands at home and not only as a definition. Hearing it in a sentence is usually what tells a brand whether the word fits inside family life.

Why is Flex in the LexZicon?

Because families use it. The LexZicon is Famdom's dictionary of family language: the words children, parents and grandparents actually say, decoded so a brand can follow what a household means. Flex is one of the hundred terms of the 2026 wordlist, each with a definition and a sentence, and every entry links on to the next term and to the A to Z.

Flex

Decoded

/fleks/

The definition

To show off something, often a possession or achievement.

The entry

In a sentence: "He keeps mentioning his grades, total Flex."
Not to be confused with: Fire FOMO FYP
Origin: Decoded by Famdom from the words families used in 2026, for the LexZicon wordlist.

Browse the LexZicon A to Z · 103 terms

Letters in ink have entries. Each entry links onward through Not to be confused with, so the dictionary reads as one connected language.

Questions about this piece

What does Flex mean?: In the LexZicon, Flex is to show off something, often a possession or achievement. Pronounced /fleks/, it sits under F in Famdom's dictionary of the words families use. Each entry gives the definition and a sentence as a family would say it.
How is Flex used in a sentence?: As a family might say it: "He keeps mentioning his grades, total Flex." The LexZicon keeps one line like this for every term, so the word is read the way it lands at home and not only as a definition. Hearing it in a sentence is usually what tells a brand whether the word fits inside family life.
Why is Flex in the LexZicon?: Because families use it. The LexZicon is Famdom's dictionary of family language: the words children, parents and grandparents actually say, decoded so a brand can follow what a household means. Flex is one of the hundred terms of the 2026 wordlist, each with a definition and a sentence, and every entry links on to the next term and to the A to Z.