any of numerous wild or domesticated, web-footed swimming birds of the family Anatidae, esp. of the genera Anser and Branta, most of which are larger and have a longer neck and legs than the ducks.
2.
the female of this bird, as distinguished from the male, or gander.
3.
the flesh of a goose, used as food.
4.
a silly or foolish person; simpleton.
5.
Slang. a poke between the buttocks to startle.
6.
Informal. anything that energizes, strengthens, or the like: to give the economy a badly needed goose.
7.
a tailor's smoothing iron with a curved handle.
8.
an obsolete board game played with dice and counters in which a player whose cast falls in a square containing the picture of a goose is allowed to advance double the number of his or her throw.
–verb (used with object)
9.
Slang. to poke (a person) between the buttocks to startle.
10.
Informal.
a.
to prod or urge to action or an emotional reaction: The promise of time off may goose the workers and increase profits.
b.
to strengthen or improve (often fol. by up): Let's goose up the stew with some wine.
c.
to increase; raise (often fol. by up): to goose up government loans in weak industries.
d.
to give a spurt of fuel to (a motor) to increase speed.
—Idiom
11.
cook someone's goose, Informal. to ruin someone's hopes, plans, chances, etc.: His goose was cooked when they found the stolen gems in his pocket.
Origin: bef. 1000; ME gose, goos, OE gōs (pl. gēs); c. G Gans, ON gās; cf. Skt haṅsa, Gk chn, L ānser
Any of various wild or domesticated water birds of the family Anatidae, and especially of the genera Anser and Branta, characteristically having a shorter neck than that of a swan and a shorter, more pointed bill than that of a duck.
The female of such a bird.
The flesh of such a bird used as food.
Informal A silly person.
pl.goos·es A tailor's pressing iron with a long curved handle.
Slang A poke, prod, or pinch between or on the buttocks.
tr.v.
goosed, goos·ing, goos·esSlang
To poke, prod, or pinch (a person) between or on the buttocks.
To move to action; spur: goosed the governor to sign the tax bill.
To give a spurt of fuel to (a car, for example); cause to accelerate quickly. "The pilot goosed his craft, powering away"(Nicholas Proffitt).
[Middle English goos, from Old English gōs; see ghans- in Indo-European roots.]
[goos] 
noun, plural geese for 1, 2, 4, 8, 11; goos⋅es for 5–7; verb, goosed, goos⋅ing.
n, L ānser