(tilt) v.t.
1. To cause to rise at one end or side; incline at an angle; slant; lean; tip.
2. To aim or thrust, as a lance.
3. To charge or overthrow in a tilt or joust.
4. To hammer or forge with a tilt hammer.
—v.i.
5. To incline at an angle; lean.
6. To contend with the lance; engage in a joust. See synonyms under TIP¹.
—noun
1. An inclination from the vertical or horizontal position; slant; slope; also, the act of inclining, or the state of being inclined.
2. A medieval sport in which mounted knights, charging with lances, endeavored to unseat each other.
3. Any encounter resembling or suggestive of that between two tilting knights; hence, a quarrel; dispute; altercation; also, a thrust or blow, as with a lance.
4. A tilt hammer.
5. A seesaw.
6. The American black–necked stilt.
—at full tilt At full speed; at full charge. [ME tylten be overthrown, totter <OE tealt unsteady]
—tilt′er noun

(tilt) noun
A canvas canopy or awning on a boat, wagon, booth, or the like.
—v.t. To furnish or cover with an awning or tilt. [Var. of ME tild, teld, OE teld a tent]