yay1
/jeɪ
/exclamation informal
Expressing triumph, approval, or encouragement: Yay! Great, Julie!...
- We went back to the JXC and worked on our ethics essay and I ended up finalising it and printed it out. Yay!
- I'm going out tonight, I have a movie thing tomorrow, I have a party next week… yay!
- More books that have been on my list for absolutely ages, yay!
Origin
1960s: perhaps an alteration of yeah.
yay2
/jeɪ/(also yea)
adverb North American informal
1(With adjectives of measure) to this extent; so: I knew him when he was yay big...
- You're probably used to seeing the American armadillo, sometimes called the midget armadillo, which only grows to be about yay big.
1.1To a considerable degree; much: yay later
Origin
1960s: probably a variant of yea1.
- rockered
- rocker foot
- rockeried
- rockerless
- rocker panel
- rocker pump
- rocker shaft
- rocker sieve
- rocker switch
- rockery
- rocket
- rocket aeroplane
- rocket airplane
- rocket apparatus
- rocket astronomy
- rocket bird
- rocket bomb
- rocket booster
- rocket car
- rocket chamber
- rocketeer
- rocketeering
- rocket engine
- rocketer
- rocket flyer