| Ballooning spider () A spider which has the habit of rising into the air. Many kinds ( esp. species of Lycosa) do this while young by ejecting threads of silk until the force of the wind upon them carries the spider aloft. |
| Bed rock () The solid rock underlying superficial formations. Also Fig. |
| Rock (n.) See Roc. |
| Rock (n.) A distaff used in spinning |
| Rock (n.) A large concreted mass of stony material |
| Rock (n.) Any natural deposit forming a part of the earth's crust, whether consolidated or not, including sand, earth, clay, etc., when in natural beds. |
| Rock (n.) That which resembles a rock in firmness |
| Rock (n.) Fig.: Anything which causes a disaster or wreck resembling the wreck of a vessel upon a rock. |
| Rock (n.) The striped bass. See under Bass. |
| Rock (v. t.) To cause to sway backward and forward, as a body resting on a support beneath |
| pedophile / paedophile an adult who is sexually attracted to children |