bud (n.) Look up bud at Dictionary.com
late 14c., budde, origin unknown, perhaps from Old French boter "push forward, thrust," itself a Germanic word (compare Dutch bot "bud," Old Saxon budil "bag, purse," German Beutel), or perhaps from Old English budd "beetle."
bud (v.) Look up bud at Dictionary.com
c. 1400; see bud (n.). Related: Budded; budding.