Entry 1 sense Webster, 1913 Keepsake /kēp'-sākˌ/ · Keep·sake · IPA /ˈkiːp.seɪk/ 01 n. Anything kept, or given to be kept, for the sake of the giver; a token of friendship. 1. Anything kept, or given to be kept, for the sake of the giver; a token of friendship.