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Dictionary.com
Definitions

join up

VERB
answer the call
Synonyms
WEAK
enlist sign on volunteer
VERB
enlist
Synonyms
STRONGEST
admit appoint assign attract call up conscript employ engage enroll enter gather hire join mobilize recruit serve volunteer
STRONG
draft embody get hitch incorporate induct initiate inscribe interest levy list muster oblige obtain place procure record register reserve secure
WEAK
call to arms conscribe enter into press into service sign on take on
Antonyms
STRONGEST
cancel discharge dismiss divide eject expel fire ignore lay off leave let go oust refrain refuse reject repel separate shun stop withdraw
STRONG
exclude forfeit forget lose remove unfasten
WEAK
avoid dodge
VERB
enroll
Synonyms
STRONGEST
accept admit employ engage enlist enter join obtain recruit register
STRONG
matriculate muster serve subscribe
WEAK
become student call up sign on take course take on
Antonyms
STRONGEST
decline deny dismiss dispute eject erase expel fire leave let go oust refuse reject shun withdraw
WEAK
avoid cancel dodge ignore neglect pass
VERB
enter
Synonyms
STRONGEST
begin join open start
STRONG
commence enlist enroll inaugurate muster subscribe
WEAK
become member commit oneself get oneself into lead off participate in set about set out on set to sign on sign up take up tee off
Antonyms
STRONGEST
complete conclude die end finish
STRONG
avoid dodge stop
WEAK
abstain delete depart erase exit forget go leave refrain withdraw
VERB
merge
Synonyms
STRONGEST
absorb blend combine consolidate fuse incorporate join meld unite
STRONG
amalgamate assimilate cement centralize coalesce compound conglomerate converge intermingle intermix marry meet mingle mix network pool submerge synthesize tag
WEAK
be swallowed up become lost in become partners come aboard deal one in hitch on hook up immerge interface line up melt into plug into slap on tack on team up throw in together tie in
Antonyms
STRONGEST
disconnect disjoin disperse divide part separate
STRONG
scatter unmix
VERB
muster
Synonyms
STRONG
assemble collect congregate congress convene convoke enroll enter group marshal meet mobilize organize raise rally rendezvous summon
WEAK
call together call up round up sign on sign up
Antonyms
STRONG
avoid cancel destroy dismiss disorganize disperse divide dodge ignore neglect scatter separate stop
WEAK
remove throw away
VERB
rendezvous
Synonyms
STRONG
assemble collect congregate converge forgather gather muster raise rally
WEAK
be closeted be reunited come together get-together meet behind closed doors meet privately
Antonyms
STRONG
disperse distribute divide scatter separate spread

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Some 20 French boats set sail from Marseille on Saturday to join up with an international flotilla making a renewed effort to break an Israeli blockade and deliver aid to Gaza, AFP reporters saw.

From Barron's • Apr. 4, 2026

According to its latest update, 27 states have formally enrolled or announced intentions to join up.

From The Wall Street Journal • Feb. 11, 2026

A 2024 law allows the accused a way out of a criminal conviction if they join up - an attractive option in a country with an acquittal rate of less than 1%.

From BBC • Dec. 29, 2025

Trevoh Chalobah is set to join up with the England squad to replace injured Crystal Palace defender Marc Guehi.

From BBC • Nov. 11, 2025

He had come to Eye Care hoping to join up with the doctors, he said.

From "Mountains Beyond Mountains" by Tracy Kidder and Michael French