The Collaborative International Dictionary
Initialing
Initial \In*i"tial\, v. t. [imp. & p. p. Initialed; p. pr. & vb. n. Initialing.] To put an initial to; to mark with an initial of initials.
Wiktionary
initialing
vb. (present participle of initial English)
Usage examples of "initialing".
Just because you don't wish to glance at the report and go to the trouble of initialing it?
Behind him, in a line, his team did the same, keeping their heads lowered as Bonner walked around the table to append his signature to the bottom of the agreement, then flicked back, initialing the two changes.