a smart alec



a smart alec/aleck

  (informal)
someone who is always trying to seem more clever than everyone else in a way that is annoying Some smart alec in the audience kept making witty remarks during my talk.
See also: alec, smart

Common Names:

NameGenderPronouncedUsage
Cyrilla-English (Rare)
ŠImun-Croatian
Ainoa-Spanish
Hyacinthus-Greek Mythology (Latinized), Ancient Greek (Latinized)
Robena-English (Rare)
Llywellynli-WEL-inWelsh