lec·tur·er 
(lĕkchər-ər)
(lĕkchər-ər)n.
1. One who delivers lectures, especially professionally.
2.
a. A member of the faculty of a college or university usually having qualified status without rank or tenure.
b. A faculty member ranking below an assistant professor.
c. The academic rank held by such a faculty member.
3. Chiefly British A university teacher, especially one ranking next below a reader.
- have all eggs in one basket
- have all one's eggs in one basket
- have a load on
- have a mind to
- have a screw loose
- have a swelled head
- have at
- have a thick skin
- have a whack at
- have a word with
- have back up
- have bats in belfry
- have bats in (one's) belfry
- have bats in one's belfry
- have by the balls
- have coming
- have done with
- have ear to the ground
- have eye on
- have eyes for
- have feet on the ground
- have fingers crossed
- have got back
- have got back
- have got back