2 under
Function:
adverbMeaning:
1 a : in or into a position that is below or beneath something ▪ Pull the bed sheets tight then fold the ends under. ▪ He turned under his shirt's collar. ; especially : in a position that is below the surface of water ▪ The whale surfaced briefly then dove under again. b : in a forward direction that passes below something ▪ The bridge was too low for the ship to sail under.
2 : less than an expected or stated number or amount ▪ A score of 60 is needed to pass; anything under is failing. ▪ Children aged five and under [=children who are five years old and younger] may enter the park for free. ▪ Most of the restaurant's entrees are $10 or under. [=they cost $10 or less than $10]
3 : into an unconscious state ▪ They had to put me under for surgery.
2 : less than an expected or stated number or amount ▪ A score of 60 is needed to pass; anything under is failing. ▪ Children aged five and under [=children who are five years old and younger] may enter the park for free. ▪ Most of the restaurant's entrees are $10 or under. [=they cost $10 or less than $10]
3 : into an unconscious state ▪ They had to put me under for surgery.
go under —see 1go