a branch of the Tai languages
"The Yay language is spoken by communities in southern Thailand and Cambodia as part of the broader Tai linguistic family."
The letter for the y sound in Pitman shorthand.
Cocaine (powder or crack).
In plain English: Yay is an informal word used to express excitement, happiness, or approval about something good that just happened.
"The team got on their knees and raised their arms in pure yay when they won the championship."
Usage: Use this term only when referring to the specific character representing the "y" sound in Pitman shorthand. Avoid using it as a synonym for cocaine, which is an unrelated slang meaning not found in standard dictionaries.
Alternative spelling of yea
"The old voting record shows that yay was used as an alternative spelling of yea to indicate agreement."
In plain English: Yay is an informal way of saying you are very happy about something good that just happened.
"The kids cheered and said yay when they won the game."
An expression of happiness.
"Yay! We finally finished the project on time."
A branch of the Tai language family, spoken by the Bouyei and Giáy people.
"The yay script is traditionally used to write the languages of the Bouyei and Giáy ethnic groups in northern Vietnam."
Yay is an alteration of the word yea, which originally meant yes or truly. It evolved from this older term to become a common expression of joy and excitement in modern English.