1
- a shrill squeaky cry made by a bird, typically a young one（尤指小鸟的）吱吱尖叫。
1.1
- a sound resembling such a cry吱吱声：
an electronic cheep from the alarm.
电子报警器发出的吱吱声。
1.2
- in sing. with negative informal the slightest sound〈非正式〉极轻的声音, 一点点声音：
there has not been a cheep from anybody.
没有人发出一点点声音。
词源
early 16th cent. (originally Scots)： imitative （compare with PEEP2）.