bott1

[bot] /bɒt/
noun
1.
bot1 .

bott2

[bot] /bɒt/
noun
1.
Metallurgy. a conical knob, mounted on a rod, for stopping temporarily the flow of molten metal or slag from a blast furnace or cupola.
Origin
1875-80; perhaps special use of dial. bot (now obsolete) iron tool for marking sheep, itself special use of Middle English botte (variant of bat1) shepherd's crook
British Dictionary definitions for bott

bot1

/bɒt/
noun
1.
the larva of a botfly, which typically develops inside the body of a horse, sheep, or man
2.
any similar larva
3.
(NZ, informal) a mild illness in humans
See also bots
Word Origin
C15: probably from Low German; related to Dutch bot, of obscure origin

bott

/bɒt/
noun
1.
a variant spelling of bot1