jack
noun
verb
dʒæk
noun
1
a
piece
of
equipment
used
to
lift
a
heavy
weight
off
the
ground,
such
as
a
car,
and
support
it
while
it
is
in
the
air
起重器，千斤顶
a
hydraulic
jack
液压千斤顶
2
a
card
used
in
card
games
that
has
a
man’s
picture
on
it
and
is
worth
less
than
a
queen
and
more
than
a
ten
J
牌，杰克
jack
of
hearts/clubs
etc
a
pair
of
jacks
一对杰克
3
an
electronic
connection
for
a
telephone
or
other
electric
machine
插座，插孔
a
phone
jack
电话插座
4
jacks
a.
a
children’s
game
in
which
the
players
try
to
pick
up
small
objects
called
jacks
while
BOUNCING
and
catching
a
ball
〔儿童玩的〕抛接子游戏
plural复数
5
a
small
white
ball
at
which
players
aim
larger
balls
in
the
game
of
BOWLS
〔滚木球戏中用作靶子的〕小白球
6
jack (shit)
a
rude
expression
meaning
nothing
at
all
一点都不:
•He
doesn’t
know
jack
shit
about
cars.
他对汽车一窍不通。
⇒JUMPING
JACK,
UNION
JACK
AmE spoken not polite
He
doesn’t
know
jack
shit
about
cars.
他对汽车一窍不通。
verb
7
to
waste
someone’s
time
by
deliberately
making
things
difficult
for
them
[美，口] 故意刁难〔某人〕以浪费其时间
Stop
jacking
me
around
and
make
up
your
mind!
别浪费我的时间了，拿定主意吧！
8
to
stop
doing
something
[英，非正式] 停止做
I’d
love
to
jack
in
my
job
and
go
and
live
in
the
Bahamas.
我想辞掉工作，去巴哈马居住。
9
to
MASTURBATE
[美，非正式，不礼貌] 行手淫
10
to
lift
something
heavy
off
the
ground
using
a
jack
〔用千斤顶〕顶 （托 ）起〔重物〕
Jack
the
car
up
higher
–
I
can’t
get
the
tire
off.
把车再顶高些，车胎卸不下来。
11
to
increase
prices,
sales
etc
by
a
large
amount
[非正式] 大幅度提高〔价格、销量等〕
informal
They’re
just
interested
in
jacking
up
their
profit
margins.
他们只对大幅度提高利润感兴趣。