ボブは会う人には誰にでも手を振った。

bob

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

to meet; to encounter; to see; to have an accident; to have a bad experience

man; person; human being; mankind; people; human (Homo sapiens); humans as a species; character; personality; man of talent; true man; another person; other people; others; adult

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

who

but; however; though; nevertheless; still; yet; even so; even; however; no matter how; even if; even though; ... or something; either ... or ...; neither ... nor ...; pseudo-; quack; in-name-only; for lack of anything better to do

hand; arm; forepaw; foreleg; handle; hand; worker; help; trouble; care; effort; means; way; trick; move; technique; workmanship; hand; handwriting; kind; type; sort; one's hands; one's possession; ability to cope; hand (of cards); direction; move (in go, shogi, etc.)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to wave; to shake; to swing; to sprinkle; to throw (dice); to cast (actor); to allocate (work); to turn down (somebody); to reject; to jilt; to dump; to abandon; to give up; to ruin; to add kana indicating a reading of a word; to slightly change headings; to change directions; to extract by broiling; to prepare an infusion of; to decoct; to carry with great vigor (e.g. a portable shrine); to bring up the main topic; to replace; to substitute; to set up a joke for somebody else