toe-tapper

Short definition from Wiktionary

Noun

1. 1
   A piece of music with a prominent beat, to which one feels compelled to tap their toes.
2. 2
   A joke which is found to be pleasingly humorous.
3. 3
   A homosexual who is closeted regarding sexual orientation, especially one who solicits gay sex.
4. 4
   An energetic song that one is compelled to dance to.