what does "committed themselves"mean? Ten minutes later, Robin having modeled a further two outfits for Strike, and agreed with him in front of the assistants that the sequined coat was the best of the bunch, they decided (with the assistants’ agreement) that she ought to bring Sandra in to have a look at it the following day before they committed themselves. Strike reserved the five-thousand-pound coat under the name of Andrew Atkinson, gave an invented mobile phone number and left the boutique with Robin in a shower of friendly good wishes, as though they had already spent the money.