definition of
pop

[1] #1 pop v. [start, protrude, pop out, bulge, bulge out, bug out, come out] bulge outward; "His eyes popped". wn

[2] #2 pop v. hit a pop-fly; "He popped out to shortstop". wn

[3] #3 pop n. [dad, dada, daddy, pa, papa, pappa] an informal term for a father; probably derived from baby talk. wn

[4] #4 pop v. make a sharp explosive noise; "The cork of the champagne bottle popped". wn

[5] #5 pop v. fire a weapon with a loud explosive noise; "The soldiers were popping". wn