To perform sexual acts upon.

Mischievous; tending to misbehave or act badly (especially of a child). / Sexually provocative; now in weakened sense, risqué, cheeky. / (now rare, archaic) Evil, wicked, morally reprehensible.

plural of naughtiness

(uncountable) the state of being naughty / (countable) a naughty act

Alternative form of noughties (“first decade of a century”)

(informal) Naughty people or things.

Alternative letter-case form of naughties (“first decade of a century”)

plural of naughty bit

(informal, euphemistic, usually in the plural) Those parts of the body not normally shown in public, particularly the nipples of women and the genitals.

A place such as a particular step on a staircase or a stool, where a child is sent to sit in silence as a punishment.