彼はあたりをみまわした。

he; him; his; boyfriend

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

on the bank of; by the side of (e.g. a river, pond); (in the) neighbourhood; neighborhood; vicinity; nearby; around (Sunday, last year, etc...); for instance

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to look around; to survey