Princeton's WordNet

1. political campaign, campaign, run(noun)

   a race between candidates for elective office

   "I managed his campaign for governor"; "he is raising money for a Senate run"

2. campaign, cause, crusade, drive, movement, effort(noun)

   a series of actions advancing a principle or tending toward a particular end

   "he supported populist campaigns"; "they worked in the cause of world peace"; "the team was ready for a drive toward the pennant"; "the movement to end slavery"; "contributed to the war effort"

3. campaign, military campaign(noun)

   several related operations aimed at achieving a particular goal (usually within geographical and temporal constraints)

4. campaign, hunting expedition, safari(verb)

   an overland journey by hunters (especially in Africa)

5. campaign, run(verb)

   run, stand, or compete for an office or a position

   "Who's running for treasurer this year?"

6. crusade, fight, press, campaign, push, agitate(verb)

   exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for

   "The liberal party pushed for reforms"; "She is crusading for women's rights"; "The Dean is pushing for his favorite candidate"

7. campaign, take the field(verb)

   go on a campaign; go off to war

Kernerman English Learner's Dictionary

1. campaign(noun)æmˈpeɪn

   a series of actions organized to achieve a political, economic, or social goal

   an advertising campaign; the 2012 election campaign; a campaign to raise awareness; a campaign for/against sth

2. campaignæmˈpeɪn

   a series of military actions organized to achieve a goal

   ***a military campaign

3. campaign(verb)æmˈpeɪn

   to work toward winning an election

   He's campaigning in the South

4. campaignæmˈpeɪn

   to organize a series of actions to achieve a goal

   campaigning for/against legalizing abortion

Wiktionary

1. campaign(Noun)

   A series of operations undertaken to achieve a set goal; as, an election campaign, a military campaign, an advertising campaign.

   The company is targeting children in their latest advertising campaign.

2. campaign(Verb)

   To take part in a campaign.

   She campaigned for better social security.

Origin: From campagne, from campagna, from campania, from campus.

Webster Dictionary

1. Campaign(noun)

   an open field; a large, open plain without considerable hills. SeeChampaign

2. Campaign(noun)

   a connected series of military operations forming a distinct stage in a war; the time during which an army keeps the field

3. Campaign(noun)

   political operations preceding an election; a canvass

4. Campaign(noun)

   the period during which a blast furnace is continuously in operation

5. Campaign(verb)

   to serve in a campaign

Dictionary of Military and Associated Terms

1. campaign

   A series of related major operations aimed at achieving strategic and operational objectives within a given time and space. See also campaign plan.

• veldtogAfrikaans
• حَمْلَةٌ عَسْكَرِيَّهArabic
• военни операцииBulgarian
• campanhaPortuguese (BR)
• taženíCzech
• der FeldzugGerman
• kampagne; felttogDanish
• εκστρατείαGreek
• campañaSpanish
• kampaaniaEstonian
• لشگرکشیFarsi
• sotaretkiFinnish
• campagneFrench
• מִבְצָע, מַעֲרָכָהHebrew
• अभियानHindi
• ratni pohodCroatian
• hadjáratHungarian
• perangIndonesian
• herferðIcelandic
• campagnaItalian
• 作戦Japanese
• 군사행동Korean
• karožygis, kampanijaLithuanian
• kampaņa; karagājiensLatvian
• operasiMalay
• veldtochtDutch
• felttog, kampanjeNorwegian
• kampaniaPolish
• لشگرکشیPersian
• انتخاباتى مبارزه: عسكرى عمليات: ديوه ټاكلى مقصد دپاره دلاس وپښووهنه: يوه خلاصه ور شوPashto
• campanhaPortuguese
• campanieRomanian
• кампанияRussian
• ťaženieSlovak
• vojaški pohodSlovenian
• pohodSerbian
• fälttågSwedish
• การปฏิบัติการของกองทัพเพื่อบรรลุวัตถุประสงค์Thai
• sefer, askerî harekâtTurkish
• 戰役Chinese (Trad.)
• кампанія; похідUkrainian
• کسی مخصوص جگہ پر فوجی مہمUrdu
• chiến dịchVietnamese
• 战役Chinese (Simp.)