underline

¹un·der·line

transitive verb \ˈən-dər-ˌlīn, ˌən-dər-ˈ\

Definition of UNDERLINE

1

: to mark (as a word) with a line underneath

2

: to put emphasis on : stress

3

: to show clearly or emphatically

Examples of UNDERLINE

1. His name was underlined in the book.
2. The accident underlines our need for better safety procedures.

First Known Use of UNDERLINE

1721

Rhymes with UNDERLINE

aerodyne, agate line, alkaline, androgyne, anodyne, anticline, Apennine, aquiline, argentine, asinine, auld lang syne, Aventine, Ballantyne, balloon vine, battle line, borderline, bottom-line, Byzantine, calamine, calcimine, Caroline, catarrhine, Catiline, celandine, centerline, cisalpine, claymore mine, clementine, colubrine, columbine, Columbine, concubine, conga line, contour line, Coppermine, coralline, countermine, countersign, credit line, crystalline, cytokine, dessert wine, disincline, dollar sign, down-the-line, draw the line, eglantine, endocrine, equal sign, Esquiline, exocrine, fescennine, finish line, firing line, Florentine, gas turbine, genuine, gregarine, infantine, interline, intertwine, iodine, Johannine, knotty pine, leonine, Levantine, Liechtenstein, limber pine, lubber line, minus sign, monkeyshine, morning line, muscadine, on deadline, on the line, opaline, palatine, Palatine, Palestine, party line, passerine, picket line, porcupine, psittacine, realign, redefine, redesign, riverine, saccharine, sapphirine, saturnine, second-line, serpentine, service line, sibylline, Siegfried line, sixty-nine, sounding line, subalpine, sparkling wine, static line, steam turbine, story line, table wine, Theatine, three-point line, timberline, toe the line, transalpine, Tridentine, turnverein, turpentine, undermine, Ursuline, uterine, valentine, vespertine, viperine, vulturine, waterline, wind turbine, worry line

²un·der·line

noun \ˈən-dər-ˌlīn\

Definition of UNDERLINE

1

: the outline of a quadruped's underbody; also : the ventral surface of a quadruped's body

2

: a horizontal line placed underneath something

First Known Use of UNDERLINE

1886