horse·fly also horse fly 
(hôrsflī′)
(hôrsflī′)n.
Any of numerous large biting tabanid flies, the females of which feed on the blood of various mammals.
- cosign
- cosignatory
- cosigner
- cosine
- cosleeping
- cos lettuce
- cosm-
- cosm-
- cosmeceutical
- cosmetic
- cosmetically
- cosmetician
- cosmeticize
- cosmetic surgery
- cosmetologist
- cosmetology
- cosmic
- cosmical
- cosmically
- cosmic dust
- cosmic inflation
- cosmic microwave background radiation
- cosmic noise
- cosmic ray
- cosmic ray air shower