throw a glance at; take a brief look at; glance, glint
She only glanced at the paper
I only peeked--I didn't see anything interesting
Microsoft Computer Dictionary
vb. 1.To read a byte from an absolute memory location. Peek commands are often found in programming languages such as Basic that do not normally allow access to specific memory locations. 2.To look at the next character in a buffer associated with an input device without actually removing the character from the buffer.