the Three Character Classic, a Classical Chinese text / a Japanese text in a similar metre, also known as the 本朝三字経 (honchō sanjikyō)

third time's a charm

the most noble three branches of the Tokugawa clan (徳(とく)川(がわ)氏(し) (Tokugawa-shi)): 尾張(おわり) (Owari), 紀伊(きい) (Kī), and 水戸(みと) (Mito) / (figuratively) the "big three"

a male given name

choosing one of three options

meeting all three important requirements

a triceps muscle

(horse racing) betting on the first 3 winning horses, in order

(horse racing) betting on the first 3 winning horses, in any order

three-dot ellipsis: …