A greeting used during Valentine's Day to recognize its celebration.

plural of happy day scenario

Synonym of happy path

comparative form of happy-go-lucky: more happy-go-lucky

superlative form of happy-go-lucky: most happy-go-lucky

(informal) Thoroughly happy.

Said or written to a person after his or her birthday in order to convey the good wishes of the speaker or writer.

Said or written to a deceased person on his or her birthday in order to convey the good wishes of the speaker or writer.

plural of happy-go-lucky

Uncommon form of happy belated birthday.