I. noun
1.
something given or held as a sign of another's good faith or intentions
the new school is the pledge given by the community to its children
Synonyms: earnest, pawn, security, token, warrant; compare guarantee 1, promise
Related Word: bail, bond, guarantee, guaranty, surety, warranty; promise, word; oath, vow
2.
Synonyms: word 8, assurance, guarantee, warrant
II. verb
1.
Synonyms: pawn , ||dip, hock, impignorate, mortgage, ||pop, ||spout
2.
Synonyms: drink 2, toast
3.
Synonyms: promise 1, engage, pass, undertake
Related Word: bind, tie; commit, confide, consign, entrust
Idioms: give ( or make) a solemn pledge, pledge one's honor
4.
Synonyms: vow , covenant, plight, swear