(pharmacology) lead hopping

(pharmacology) the identification of isofunctional molecular structures with significantly different molecular backbones

to have numerous jobs in a short period of time

(intransitive) To travel from island to island in a certain area, especially as a tourist to visit numerous islands.

Alternative spelling of barhop

(informal) In a situation for which one is unprepared. / (informal) In a situation of change, especially from a known to an unknown state.

simple past tense and past participle of island-hop

present participle of island-hop

(slang) An establishment where opium is smoked.

present participle of bed-hop