See Amidst.
1. In or into the middle of; surrounded by; among
2. During
3. With the accompaniment of

ETYM Old Eng. amidde, amiddes, on midden, AS. on middan, in the middle, from midde the middle. The s is an adverbial ending, originally marking the genitive; the t is a later addition, as in whilst, amongst, alongst. Related to Mid.
1. Among, within a group.
2. In the middle of.