| sky marshal |
a federal law enforcement officer assigned to prevent the hijacking of commercial airliners. |
| skyrocket |
a firework that shoots high in the air before exploding in a shower of brilliant, colored sparks. [2 definitions] |
| skysail |
the uppermost sail on the mainmast of a square-rigged ship. |
| skyscraper |
an extremely tall building. |
| skyward |
to or toward the sky. [2 definitions] |
| skyway |
a route for travel by air; air lane. [3 definitions] |
| skywrite |
to perform skywriting. [2 definitions] |
| skywriting |
the act, process, or method of tracing words or designs in the sky with a visible chemical vapor released from an airplane in flight. [2 definitions] |
| slab |
a flat, usu. wide and thick piece of some solid, such as rock or food. [3 definitions] |
| slack1 |
not tight or taut. [11 definitions] |
| slack2 |
the fragments and dust left after coal has been screened. |
| slacken |
to decrease activity, strength, speed, intensity, or the like. [2 definitions] |
| slacker |
one who shuns or avoids work or other obligations. |
| slacks |
trousers for men or women, esp. for casual wear. |
| slag |
the fused residue of ore from which the metal has been separated by smelting. [3 definitions] |
| slain |
past participle of slay. |
| slake |
to satisfy or relieve (thirst, appetite, lust, or the like) by decreasing the strength or intensity of. [3 definitions] |
| slaked lime |
a powder produced by combining lime with water and used in mortars, plasters, and cements; calcium hydroxide. |
| slalom |
a downhill ski race back and forth around poles or gates marking the course. [2 definitions] |
| slam1 |
to shut (a door, lid, or the like) with force and loud noise. [6 definitions] |
| slam2 |
the winning of all, or all but one, of the tricks in one hand of a card game such as bridge or whist. [3 definitions] |