1. Dress; clothes; headdress; anything which dresses or adorns; especially, ornamental clothing. Earth in her rich attire. (Milton) I ‘ll put myself in poor and mean attire. (Shak) Can a maid forget her ornament, or a bride her attire? (Jer. Ii. 32)
2. The antlers, or antlers and scalp, of a stag or buck.
3. (Science: botany) The internal parts of a flower, included within the calyx and the corolla.