Noun | 1. | sentimentalism - the excessive expression of tender feelings, nostalgia, or sadness in any form formulation, expression - the style of expressing yourself; "he suggested a better formulation"; "his manner of expression showed how much he cared" |
2. | sentimentalism - a predilection for sentimentality sentimentality, drippiness, mawkishness, mushiness, soupiness, sloppiness - falsely emotional in a maudlin way |