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back up

PRIMARY MEANINGS OF: back up

1
v
move backwards from a certain position
2
v
become or cause to become obstructed
3
v
give moral or psychological support, aid, or courage to
4
v
make a copy of (a computer file) especially for storage in another place as a security copy
FULL DEFINITIONS OF: back up
1

v move backwards from a certain position

Synonyms:
back down, back off
Type of:
draw back, move back, pull away, pull back, recede, retire, retreat, withdraw
pull back or move away or backward
2

v become or cause to become obstructed

“The water pipe is backed up
Synonyms:
choke, choke off, clog, clog up, congest, foul
Antonyms:
unclog
become or cause to become unobstructed
Types:
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gum up
stick together as if with gum
crap up
become obstructed or chocked up
block, choke up, lug, stuff
obstruct
silt, silt up
become chocked with silt
Type of:
block, close up, impede, jam, obstruct, obturate, occlude
block passage through
3

v give moral or psychological support, aid, or courage to

Synonyms:
support
Types:
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sponsor
assume responsibility for or leadership of
buy at, frequent, patronise, patronize, shop, shop at, sponsor
do one's shopping at; do business with; be a customer or client of
aid, assist, help
give help or assistance; be of service
advance, boost, encourage, further, promote
contribute to the progress or growth of
undergird
lend moral support to
back, endorse, indorse, second
give support or one's approval to
alleviate, ease, facilitate
make easier
connive at, wink at
give one's silent approval to
assist, attend, attend to, serve, wait on
work for or be a servant to
benefact
help as a benefactor
help out
be of help, as in a particular situation of need
subserve
be helpful or useful
succor, succour
help in a difficult situation
expedite, hasten
speed up the progress of; facilitate
avail
be of use to, be useful to
care, give care
provide care for
bootstrap
help oneself, often through improvised means
foster, further
promote the growth of
spur
incite or stimulate
help
contribute to the furtherance of
carry
take further or advance
feed
support or promote
conduce, contribute, lead
be conducive to

v establish as valid or genuine

Synonyms:
back
Type of:
affirm, confirm, corroborate, substantiate, support, sustain
establish or strengthen as with new evidence or facts
4

v make a copy of (a computer file) especially for storage in another place as a security copy

“You'd better back up these files!”
Type of:
copy, re-create
make a replica of
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