1. (noun)
balancer
- an acrobat who balances himself in difficult positions Synonyms: haltere, halter
2. (noun)
halter, haltere, balancer
- either of the rudimentary hind wings of dipterous insects; used for maintaining equilibrium during flight Synonyms: halter, hangman's rope, hangman's halter, haltere, balancer, hempen necktie, hackamore, hemp